TY  - GEN
AU  - Satyanarayana, Bhavanari 
AU  - Prasad, Kuncham syam
TI  - Discrete mathematics and graph theory
SN  - 9788120338425
PY  - 2009///
CY  - New Delhi
PB  - PHI
KW  - Graph theory
KW  - Boolean algebras
KW  - Directed graphs
ER  -