Gaya APA
Zeithaml, Valarie A.. (2013).
Services Marketing : Integrating Customer Focus Across The Firm sixth edition (sixth edition).
New York:
McGraw-Hill Education.
Gaya Chicago
Zeithaml, Valarie A..
Services Marketing : Integrating Customer Focus Across The Firm sixth edition.
sixth edition
New York:
McGraw-Hill Education,
2013.
MM.
Gaya MLA
Zeithaml, Valarie A..
Services Marketing : Integrating Customer Focus Across The Firm sixth edition.
sixth edition
New York:
McGraw-Hill Education,
2013.
MM.
Gaya Turabian
Zeithaml, Valarie A..
Services Marketing : Integrating Customer Focus Across The Firm sixth edition.
sixth edition
New York:
McGraw-Hill Education,
2013.
MM.