APA stil citiranja

Hu, S. (1959). Homotopy theory: Homotopy theory (1. izd.). New York: Academic Press.

Chicago stil citiranja

Hu, Sze-Tsen. Homotopy theory: Homotopy theory. 1. izd. New York: Academic Press, 1959.

MLA stil citiranja

Hu, Sze-Tsen. Homotopy theory: Homotopy theory. 1. izd. New York: Academic Press, 1959.