APA (7th ed.) Citation

Zassenhaus, H. J. (1958). The theory of groups (2a. ed.). Chelsea.

Chicago Style (17th ed.) Citation

Zassenhaus, Hans J. The Theory of Groups. 2a. ed. Nueva York: Chelsea, 1958.

MLA (9th ed.) Citation

Zassenhaus, Hans J. The Theory of Groups. 2a. ed. Chelsea, 1958.