APA استشهاد

Coxeter, H. S. M. (1978). Non-Euclidean geometry. University of Toronto Press.

استشهاد بنمط شيكاغو

Coxeter, H. S. M. Non-Euclidean Geometry. Toronto: University of Toronto Press, 1978.

MLA استشهاد

Coxeter, H. S. M. Non-Euclidean Geometry. University of Toronto Press, 1978.