TY  - BOOK
AU  - Sen, M K
TI  - Introduction to discrete mathematics
U1  - 511.1 S55I(3) 
PY  - 2018///
CY  - Kolkata
PB  - Books and Allied
N1  - 3260 28/08/2018 IBS18/102 30/08/2018 Main Budget
ER  -