TY  - BOOK
AU  - Fraenkel,Abraham Adolf
AU  - Bar-Hillel,Yohoshua
TI  - Foundations of set theory
T2  - Studies in logic and the foundations of mathematics
U1  - 512.817 
PY  - 1958///
CY  - Amsterdam
PB  - North-Holland
KW  - TEORIA DE CONJUNTOS
KW  - CONJUNTOS
ER  -