APA (7th ed.) Citation

Guggenheimer, H. W. (1967). Plane Geometry and Its Groups. Holden-Day.

Chicago Style (17th ed.) Citation

Guggenheimer, Heinrich W. Plane Geometry and Its Groups. San Francisco: Holden-Day, 1967.

MLA (9th ed.) Citation

Guggenheimer, Heinrich W. Plane Geometry and Its Groups. Holden-Day, 1967.