APA aipamena

Markle Sandra. Animal Predators Owls. Lerner.

Chicago Style aipamena

Markle Sandra. Animal Predators Owls. 2004 2004: Lerner.

MLA aipamena

Markle Sandra. Animal Predators Owls. Lerner.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.