APA aipamena

Hardy, A. (1959). The open sea: Its natural history. London: Collins.

Chicago Style aipamena

Hardy, Alister. The Open Sea: Its Natural History. London: Collins, 1959.

MLA aipamena

Hardy, Alister. The Open Sea: Its Natural History. London: Collins, 1959.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.