APA Edition Citation

Coxeter, H. S. M. (1963). Regular polytopes (23.).

Chicago Edition Citation

Coxeter, H S M. Regular Polytopes. 23. Macmillan Co., New York, 1963.

MLA Edition Citation

Coxeter, H S M. Regular Polytopes. 23. 1963.

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