Cita APA (7th ed.)
Greenwald, M. S. (2004). The secret of the Hardy boys: Leslie McFarlane and the Stratemeyer Syndicate. Ohio University Press.
Cita Chicago (17th ed.)
Greenwald, Marilyn S. The Secret of the Hardy Boys: Leslie McFarlane and the Stratemeyer Syndicate. Athens: Ohio University Press, 2004.
Cita MLA (9th ed.)
Greenwald, Marilyn S. The Secret of the Hardy Boys: Leslie McFarlane and the Stratemeyer Syndicate. Ohio University Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.