APA (7th ed.) Citation

Schwerdtfeger, H. (1976). Introduction to group theory. Noordhoff.

Chicago Style (17th ed.) Citation

Schwerdtfeger, Hans. Introduction to Group Theory. Leyden: Noordhoff, 1976.

MLA (9th ed.) Citation

Schwerdtfeger, Hans. Introduction to Group Theory. Noordhoff, 1976.

Warning: These citations may not always be 100% accurate.