APA ציטוט

Herrlich, H., & Strecker, G. E. (1973). Category theory: An introduction. Allyn and Bacon.

Chicago Edition Citation

Herrlich, Horst, and George E. Strecker. Category Theory: An Introduction. Boston: Allyn and Bacon, 1973.

ציטוט MLA

Herrlich, Horst, and George E. Strecker. Category Theory: An Introduction. Allyn and Bacon, 1973.