APA (7th ed.) Zitazioa

ebrary, Inc, & Tax, S. (2003). Service quality: Crossing boundaries. Emerald Group Publishing.

Chicago Style (17th ed.) Zitazioa

ebrary, Inc, eta Steve Tax. Service Quality: Crossing Boundaries. Bradford, England: Emerald Group Publishing, 2003.

MLA (9th ed.) Zitazioa

ebrary, Inc, eta Steve Tax. Service Quality: Crossing Boundaries. Emerald Group Publishing, 2003.