APA (7th ed.) Zitazioa

Szymkowicz, A. (2013). The why overhead (1st print., trade ed.). Original Works Pub..

Chicago Style (17th ed.) Zitazioa

Szymkowicz, Adam. The Why Overhead. 1st print., trade ed. San Bernardino, CA: Original Works Pub., 2013.

MLA (9th ed.) Zitazioa

Szymkowicz, Adam. The Why Overhead. 1st print., trade ed. Original Works Pub., 2013.