Gaya APA

Zeithaml, Valarie A., Bitner, Mary Jo, Gremler, Dwayne D.. (2018). Services Marketing : inegrating Customer Focus Across the Firm, 7th ed. (7th ed.). New York: McGraw Hill.

Gaya Chicago

Zeithaml, Valarie A., Bitner, Mary Jo, Gremler, Dwayne D.. Services Marketing : inegrating Customer Focus Across the Firm, 7th ed.. 7th ed. New York: McGraw Hill, 2018. Text.

Gaya MLA

Zeithaml, Valarie A., Bitner, Mary Jo, Gremler, Dwayne D.. Services Marketing : inegrating Customer Focus Across the Firm, 7th ed.. 7th ed. New York: McGraw Hill, 2018. Text.

Gaya Turabian

Zeithaml, Valarie A., Bitner, Mary Jo, Gremler, Dwayne D.. Services Marketing : inegrating Customer Focus Across the Firm, 7th ed.. 7th ed. New York: McGraw Hill, 2018. Print.