APA-referens (7:e uppl.)

Kuratowski, K. (1972). Introduction to set theory and topology (Completely revised 2nd ed.). Pergamon Press.

Chicago-referens (17:e uppl.)

Kuratowski, Kazimierz. Introduction to Set Theory and Topology. Completely revised 2nd ed. Oxford: Pergamon Press, 1972.

MLA-referens (9:e uppl.)

Kuratowski, Kazimierz. Introduction to Set Theory and Topology. Completely revised 2nd ed. Pergamon Press, 1972.