APA (7th ed.) Zitazioa

Loomis, A. (2013). Fun with a pencil. Titan Books.

Chicago Style (17th ed.) Zitazioa

Loomis, Andrew. Fun with a Pencil. London, England: Titan Books, 2013.

MLA (9th ed.) Zitazioa

Loomis, Andrew. Fun with a Pencil. Titan Books, 2013.