APA (7th ed.) Zitazioa

Usui, A. (1974). Eel culture. Fishing News Books.

Chicago Style (17th ed.) Zitazioa

Usui, Atsushi. Eel Culture. Farnham: Fishing News Books, 1974.

MLA (9th ed.) Zitazioa

Usui, Atsushi. Eel Culture. Fishing News Books, 1974.