APA aipamena

Kovalik, V. (1966). The ocean world. New York: Holiday House.

Chicago Style aipamena

Kovalik, Vladimir. The Ocean World. New York: Holiday House, 1966.

MLA aipamena

Kovalik, Vladimir. The Ocean World. New York: Holiday House, 1966.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.