APA (7th ed.) Zitazioa

CHRISTENSON, C. O. (1977). Aspects of topology. Marcel Dekker.

Chicago Style (17th ed.) Zitazioa

CHRISTENSON, Charles O. Aspects of Topology. New York: Marcel Dekker, 1977.

MLA (9th ed.) Zitazioa

CHRISTENSON, Charles O. Aspects of Topology. Marcel Dekker, 1977.