Markle Sandra. Animal Predators Owls. Lerner.
Cita Chicago (17th ed.)Markle Sandra. Animal Predators Owls. 2004 2004: Lerner.
Cita MLA (9th ed.)Markle Sandra. Animal Predators Owls. Lerner.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)