Lipschutz, Seymour
Schaum's outline of theory and problems of set theory and related topics - 2nd ed. - New York McGraw - Hill 1998 - 282 p
71164944
Set theory
TR511.322 L668t
Schaum's outline of theory and problems of set theory and related topics - 2nd ed. - New York McGraw - Hill 1998 - 282 p
71164944
Set theory
TR511.322 L668t