APA ציטוט

Napier, R. W., & Gershenfeld, M. K. (1973). Groups: Theory and experience. Houghton.

Chicago Edition Citation

Napier, Rodney W., and Matti K. Gershenfeld. Groups: Theory and Experience. London: Houghton, 1973.

ציטוט MLA

Napier, Rodney W., and Matti K. Gershenfeld. Groups: Theory and Experience. Houghton, 1973.