APA (7th ed.) Citation

Iversen, B. (1992). Hyperbolic geometry. Cambridge University Press.

Chicago Style (17th ed.) Citation

Iversen, Birger. Hyperbolic Geometry. Cambridge ; New York, NY, USA: Cambridge University Press, 1992.

MLA (9th ed.) Citation

Iversen, Birger. Hyperbolic Geometry. Cambridge University Press, 1992.