APA (7th ed.) Citation

Ramsay, A., & Richtmyer, R. D. (1995). Introduction to Hyperbolic Geometry. Springer New York.

Chicago Style (17th ed.) Citation

Ramsay, Arlan, and Robert D. Richtmyer. Introduction to Hyperbolic Geometry. New York, NY: Springer New York, 1995.

MLA (9th ed.) Citation

Ramsay, Arlan, and Robert D. Richtmyer. Introduction to Hyperbolic Geometry. Springer New York, 1995.