APA aipamena

Seifert H Threlfall W. (1980). Text book of Topology. Academic press.

Chicago Style aipamena

Seifert H Threlfall W. Text Book of Topology. New York: Academic press, 1980.

MLA aipamena

Seifert H Threlfall W. Text Book of Topology. Academic press, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.