TY  - BOOK
AU  - Biswal,Purna Chandra
TI  - Discrete mathematics and graph theory / 
U1  - 512.74 
PY  - 2005///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - COMPUTER SCIENCE-MATHEMATICS
N1  - Includes index
ER  -