TY  - BOOK
AU  - Kolman, Bernard.
AU  - Busby, Robert C.
AU  - Ross, Sharon Culter.
TI  - Discrete mathematical structures
SN  - 0130457973
AV  - QA 76.9 .M35K65 2004 
PY  - 2004///
CY  - London
PB  - Pearson prentice hall
KW  - Mathematics
ER  -