diff --git a/MainWindow.xaml b/MainWindow.xaml
index 64f2830..7ed98c3 100644
--- a/MainWindow.xaml
+++ b/MainWindow.xaml
@@ -8,7 +8,7 @@
         Title="MainWindow" Height="718" Width="800">
     <Grid Background="#FF38383E" Margin="0,0,0,-16">
         <TextBox x:Name="DropArea" Text="Trascinare qui i file txt da convertire" ToolTip="Trascinare qui i file txt da convertire" HorizontalAlignment="Left" Margin="48,82,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="526" Height="437" PreviewDragEnter="DropArea_PreviewDragEnter" PreviewDragOver="DropArea_PreviewDragOver" Drop="DropArea_Drop"/>
-        <TextBox x:Name="Debug" IsEnabled="False" HorizontalAlignment="Center" Margin="0,572,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="710" Height="72" RenderTransformOrigin="0.449,1.525"/>
+        <TextBox x:Name="Debug" VerticalScrollBarVisibility="Auto" IsEnabled="True" HorizontalAlignment="Left" Margin="48,571,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="710" Height="106" RenderTransformOrigin="0.449,1.525"/>
         <Label Content="Txt2Bib" HorizontalAlignment="Center" Margin="0,10,0,0" VerticalAlignment="Top" Foreground="White" FontFamily="Eras ITC" FontSize="28"/>
         <Button x:Name="GoBtn" Cursor="Hand" Content="Genera" HorizontalAlignment="Left" Margin="628,244,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.5,0.5" Height="68" Width="127" Click="GoBtn_Click" BorderBrush="{x:Null}" Foreground="White" Background="#FF474671" FontFamily="Cascadia Code" FontSize="16">
             <Button.RenderTransform>
@@ -20,7 +20,7 @@
                 </TransformGroup>
             </Button.RenderTransform>
         </Button>
-        <Label Content="Output" HorizontalAlignment="Left" Margin="47,545,0,0" VerticalAlignment="Top" Foreground="White"/>
+        <Label Content="Debug" HorizontalAlignment="Left" Margin="44,544,0,0" VerticalAlignment="Top" Foreground="White"/>
 
     </Grid>
 </Window>
diff --git a/Records.cs b/Records.cs
index 1969734..6e14e20 100644
--- a/Records.cs
+++ b/Records.cs
@@ -3,10 +3,11 @@
 namespace Txt2Bib.Records
 {
     public interface IBib { }
+
     public record class ArticleBib : IBib
     {
         public string Type { get; init; } = "article";
-        public string[] Author { get; init; } = { "" };
+        public string[] Author { get; init; } = { "Gianni e Pinotto" };
         public string Title { get; init; } = "";
         public string Journal { get; init; } = "";
         public ushort Year { get; init; } = 1950;
@@ -17,13 +18,32 @@ namespace Txt2Bib.Records
 
         public override string ToString()
         {
-            return $"@{Type}\\{{{Author[0][..5]}_{Year}," +
-                $"\ttitle = \"{Title}\"," +
-                $"\tjournal = \"{Journal}\"," +
-                $"\tyear = \"{Year}\"," +
-                $"\tvolume = \"{Volume}\"," +
-                $"\tnumber = \"{Issue}\"," +
-                $"\tpages = \"{FirstPage}--{LastPage}\",";
+            return $"@{Type}" + "{" +$"{Author[0][..5]}_{Year},\n" +
+                $"\ttitle = \"{Title}\",\n" +
+                $"\tjournal = \"{Journal}\",\n" +
+                $"\tyear = \"{Year}\",\n" +
+                $"\tvolume = \"{Volume}\",\n" +
+                $"\tnumber = \"{Issue}\",\n" +
+                $"\tpages = \"{FirstPage}--{LastPage}\",\n" +
+            "}\n";
+        }
+    }
+
+    public record class BookBib : IBib
+    {
+        public string Type { get; init; } = "book";
+        public string[] Author { get; init; } = { "Gianni e Pinotto" };
+        public string Title { get; init; } = "";
+        public string Publisher { get; init; } = "";
+        public ushort Year { get; init; } = 1950;
+
+        public override string ToString()
+        {
+            return $"@{Type}" + "{" +$"{Author[0][..5]}_{Year},\n" +
+                $"\ttitle = \"{Title}\",\n" +
+                $"\tpublisher = \"{Publisher}\",\n" +
+                $"\tyear = \"{Year}\",\n" +
+                "}\n";
         }
     }
 }
\ No newline at end of file
diff --git a/Text2Bib.cs b/Text2Bib.cs
index 49d444f..6a33db2 100644
--- a/Text2Bib.cs
+++ b/Text2Bib.cs
@@ -41,12 +41,12 @@ namespace Txt2Bib
 
             var entries = result.Split('%').ToList<string>().Select(entry =>
             {
-                return Process(entry);
+                return Process(entry).ToString();
             });
 
             foreach (var entry in entries)
             {
-                output += entries;
+                output += entry;
             }
 
             return output;
@@ -54,7 +54,21 @@ namespace Txt2Bib
 
         private IBib Process(string entryFromTxt)
         {
-            return new ArticleBib();
+            var lines = entryFromTxt.Trim().Split("\n");
+            var type = lines.First();
+
+            System.Diagnostics.Debug.WriteLine($"Entry: {entryFromTxt}; Prima riga: {type}");
+
+            IBib citType = type switch
+            {
+                "J" => new ArticleBib(),
+                "B" => new BookBib(),
+                //"C" => new ChapterBib(),
+                //"P" => new ConferenceBib(),
+                _ => new ArticleBib(),
+            };
+
+            return citType;
         }
 
         /// <summary>