Παραπομπή APA

Coxeter, H. S. M. (1972). Generators and relations for discrete groups (3rd ed.). Springer-Verlag.

Παραπομπή Chicago Style

Coxeter, H S M. Generators and Relations for Discrete Groups. 3rd ed. New York: Springer-Verlag, 1972.

Παραπομπή MLA

Coxeter, H S M. Generators and Relations for Discrete Groups. 3rd ed. Springer-Verlag, 1972.