1. Firstly, Go to Masters > Marg Setup > Self format >>> Press Enter.

2. Enter the current date in reverse format. 

3. Select Invoice Format–GUI.

4. Now go to Bill format.

5. In order to print on Header part, the user will select Header option.

6. Now the user will press "F1" function key from the keyboard. 

7. Search “Book No” under Description.

8. The user will enter on “Book Number of bill/Challan No.”.

9. Then press "F3" function key to apply the command < SL_BOOKNO,4 >.

10. Now, press “Ctrl +W”in order to save it.

11. Then click on "Save" to save the changes.

After following the above steps the user can print Book No. in bill printing.