Kelly, P. J., & Matthews, G. 1. (1981). The non-euclidean, hyperbolic plane: Its structure and consistency. New York, New York: Springer.
Chicago Style CitationKelly, Paul Joseph, and Gordon 1915- Matthews. The Non-euclidean, Hyperbolic Plane: Its Structure and Consistency. New York, New York: Springer, 1981.
MLA CitationKelly, Paul Joseph, and Gordon 1915- Matthews. The Non-euclidean, Hyperbolic Plane: Its Structure and Consistency. New York, New York: Springer, 1981.
Warning: These citations may not always be 100% accurate.