Fraenkel, Abraham A.
Set Theory and Logic / Abraham A. Fraenkel . - Reading, London : Assion-Wesley , 1966 . - 102 p.; 23 cm.
Lógica
Set Theory and Logic / Abraham A. Fraenkel . - Reading, London : Assion-Wesley , 1966 . - 102 p.; 23 cm.
Lógica