TY  - BOOK
AU  - Sen, M K
AU  - Chakraborty, B. C
TI  - Introduction To Discrete Mathematics
SN  - 81-87134-92-5
U1  - 511. 1 
PY  - 2008///
CY  - Kolkata
PB  - Books and Allied (p) Ltd
KW  - Mathematics
N1  - includes bibliography,index
ER  -