APA (7th ed.) Zitazioa

Pugh, S. (2009). Wicked cool Ruby scripts: Useful scripts that solve difficult problems. No Starch Press.

Chicago Style (17th ed.) Zitazioa

Pugh, Steve. Wicked Cool Ruby Scripts: Useful Scripts That Solve Difficult Problems. San Francisco: No Starch Press, 2009.

MLA (9th ed.) Zitazioa

Pugh, Steve. Wicked Cool Ruby Scripts: Useful Scripts That Solve Difficult Problems. No Starch Press, 2009.