APA (7th ed.) Citation

Zassenhaus, H. (1958). The theory of groups (2. ed.). Chelsea Publ. Co.

Chicago Style (17th ed.) Citation

Zassenhaus, Hans. The Theory of Groups. 2. ed. New York: Chelsea Publ. Co, 1958.

MLA (9th ed.) Citation

Zassenhaus, Hans. The Theory of Groups. 2. ed. Chelsea Publ. Co, 1958.