1 - A hierarchy of formulas in set theory
Lévy, Azriel (1934-....)

Cote : [05 LEV 65]

2 - Basic set theory
Levy, Azriel

Cote : [08 LEV 79]

3 - Foundations of set theory - Second revised edition
Fraenkel, Abraham Adolf (1891-1965)   /   Bar-Hillel, Yehoshua (1915-1975)   /   Levy, Azriel   /   Van Dalen, Dirk (1932-....) (Collab.)

Cote : [05 FRA 73]