Gaya APA

LIPSCHUTZ,Seymour, . (1981). Schaum's Outline of Theory and Problems of set Theory and Related Topics (2). Singapore: Mcgraw-hill international Book Company.

Gaya MLA

LIPSCHUTZ,Seymour, . "Schaum's Outline of Theory and Problems of set Theory and Related Topics". 2 Singapore: Mcgraw-hill international Book Company, 1981. Text.