APA (7th ed.) Zitazioa
ebrary, Inc, & Tax, S. (2003). Service quality: A global perspective. Emerald Group Publishing.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Steve Tax. Service Quality: A Global Perspective. Bradford, England: Emerald Group Publishing, 2003.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Steve Tax. Service Quality: A Global Perspective. Emerald Group Publishing, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.