LIPSCHUTZ, S. Schaum's Outline Of Theory And Problems Of Set Theory And Related Topics Symour Lipschutz. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)LIPSCHUTZ, Seymour. Schaum's Outline Of Theory And Problems Of Set Theory And Related Topics Symour Lipschutz. McGraw-Hill.
Lua MLA (8ú heag.)LIPSCHUTZ, Seymour. Schaum's Outline Of Theory And Problems Of Set Theory And Related Topics Symour Lipschutz. McGraw-Hill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.