Coxeter, H. S. M. 1907-2003.
Non-Euclidean geometry. - 3d ed. - Toronto, University of Toronto Press, 1957. - 309 p. illus. 23 cm. - Mathematical expositions ; no. 2 .
58000715
Geometry, Non-Euclidean.
QA685 / .C78 1957
513.8 / CON
Non-Euclidean geometry. - 3d ed. - Toronto, University of Toronto Press, 1957. - 309 p. illus. 23 cm. - Mathematical expositions ; no. 2 .
58000715
Geometry, Non-Euclidean.
QA685 / .C78 1957
513.8 / CON