Zeithaml, V. (2012). Service marketing (5th.). McGraw Hill.
Chicago Style (17th ed.) CitationZeithaml, V. Service Marketing. 5th. McGraw Hill, 2012.
MLA (9th ed.) CitationZeithaml, V. Service Marketing. 5th. McGraw Hill, 2012.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.