TY  - BOOK
AU  - Erdos, P (Ed.)
AU  - Renyi, A (Ed.)
AU  - Sos, Vera T (Ed.)
TI  - Combinatorial theory and its applications II
SN  - 720420377
PY  - 1970///
CY  - London: 
PB  - North-Holland Publishing Company, 
KW  - Combinatorial analysis
ER  -