Cita APA (7th ed.)
Loomis, A. (1946). Fun with a pencil. The Viking Pr.
Cita Chicago (17th ed.)
Loomis, Andrew. Fun with a Pencil. New York: The Viking Pr, 1946.
Cita MLA (9th ed.)
Loomis, Andrew. Fun with a Pencil. The Viking Pr, 1946.
Atenció: Aquestes cites poden no estar 100% correctes.