Dynamically generate call number for newly added books using dropdown menus. There should be three dropdowns, 1. Age category (`LP` / `MP` / `UP` / `REF`) 2. Type of book (`FIC` / `NF`) 3. Accession number **_Accession number should automatically increment._**
Dynamically generate call number for newly added books using dropdown menus.
There should be three dropdowns,
LP/MP/UP/REF)FIC/NF)Accession number should automatically increment.