APA aipamena

Zeithaml,Valarie A. (2018). Services Marketing (7th.). Tata McGraw Hill Education.

Chicago Style aipamena

Zeithaml,Valarie A. Services Marketing. 7th. Chennai: Tata McGraw Hill Education, 2018.

MLA aipamena

Zeithaml,Valarie A. Services Marketing. 7th. Tata McGraw Hill Education, 2018.

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