APA aipamena

Usui, A. (1974). Eel culture. London.

Chicago Style aipamena

Usui, Atsushi. Eel Culture. Fishing news: London, 1974.

MLA aipamena

Usui, Atsushi. Eel Culture. London, 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.