TY  - BOOK
AU  - Kolman, Bernard Busby, Robert & Ross, Sharon 
TI  - Discrete mathematical structures 
SN  - 81-203-1147-7 
U1  - 511.6 KOL  
PY  - 1999///
CY  - Prentice hall of india 
PB  - New Delhi 
KW  - MATHEMATICS
ER  -