Gaya APA
Zeithaml, Valarie A.. (2009).
Services marketing : integrating customer focus across the firm (5).
New York:
McGraw Hill.
Gaya Chicago
Zeithaml, Valarie A..
Services marketing : integrating customer focus across the firm.
5
New York:
McGraw Hill,
2009.
Text.
Gaya MLA
Zeithaml, Valarie A..
Services marketing : integrating customer focus across the firm.
5
New York:
McGraw Hill,
2009.
Text.
Gaya Turabian
Zeithaml, Valarie A..
Services marketing : integrating customer focus across the firm.
5
New York:
McGraw Hill,
2009.
Print.