TY  - BOOK
AU  - Hajnal, A.
AU  - Lovasz, L.
AU  - Sos, V.T
TI  - Finite and infinite sets 2 vols
T2  - NATO Advanced study institute series
U1  - 515.3 
PY  - 1984///
CY  - North  Holland
KW  - Finite and Infinite
ER  -