APA (7th ed.) Citation

Ledermann, W. (1996). Introduction to group theory (2nd ed.). Longman.

Chicago Style (17th ed.) Citation

Ledermann, Walter. Introduction to Group Theory. 2nd ed. Harlow, Essex: Longman, 1996.

MLA (8th ed.) Citation

Ledermann, Walter. Introduction to Group Theory. 2nd ed. Longman, 1996.