TY  - BOOK
AU  - Liu, Chung Laung
AU  - Mahapatra,Durga
TI  - Elements of discrete mathematics
SN  - 0-17-066913-9
U1  - 510.78 
PY  - 2008///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing Company Ltd.
ER  -