Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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