Gaya APA
ZEITHAML, Valarie A., A. Parasuraman, Leonard L. Berry. (1990).
Delivering Quality Service: Balancing Customer Perseptions and Expectations .
United States of America:
The Free Press.
Gaya Chicago
ZEITHAML, Valarie A., A. Parasuraman, Leonard L. Berry.
Delivering Quality Service: Balancing Customer Perseptions and Expectations.
United States of America:
The Free Press,
1990.
Text.
Gaya MLA
ZEITHAML, Valarie A., A. Parasuraman, Leonard L. Berry.
Delivering Quality Service: Balancing Customer Perseptions and Expectations.
United States of America:
The Free Press,
1990.
Text.
Gaya Turabian
ZEITHAML, Valarie A., A. Parasuraman, Leonard L. Berry.
Delivering Quality Service: Balancing Customer Perseptions and Expectations.
United States of America:
The Free Press,
1990.
Print.