TY  - BOOK
AU  -  Roy,Lila
AU  - Sikder,Sujoy Kumar
TI  - Lila's crack book series WBCS (prelims) 2023: practice book with explanations 
SN  - 9789392177187:
U1  - 001.076 21 st
PY  - 2022///
CY  - Kolkata
PB  - Mitra & Ghosh Publishers
KW  - GENERAL KNOWLEDGE
N1  - This is a practice book with explanations
ER  -