APA Edition Citation

Kulczyzki, S. (1961). Non-Euclidean geometry.

Chicago Edition Citation

Kulczyzki, Stefan. Non-Euclidean Geometry. Pergamon Press, Oxford, 1961.

MLA Edition Citation

Kulczyzki, Stefan. Non-Euclidean Geometry. 1961.

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