APA (7th ed.) Citation

Hausdorff, F. (1978). Set theory (3a. ed.). Chelsea Publishing.

Chicago Style (17th ed.) Citation

Hausdorff, Felix. Set Theory. 3a. ed. Nueva York: Chelsea Publishing, 1978.

MLA (9th ed.) Citation

Hausdorff, Felix. Set Theory. 3a. ed. Chelsea Publishing, 1978.