TY  - BOOK
AU  - Erdos P Ed.
AU  -  Katona G Ed.
ED  - International conference  on theory of graphs (1966 : Tihany)
TI  - Proceeding on theory of graphs
U1  - B44p1:N66, K8 
PY  - 1968///
KW  -  Graph theory
KW  -  Nomography
KW  - Mathematics
ER  -