From Marketing for Hospitality and Tourism, 7th Edition,(2017) by Phillip Kotler, John Bowen, James Makens & Seyhmus Baloglu.
Pearson Education, Inc.
Chapter 9, pp. 232-240
From Marketing for Hospitality and Tourism, 7th Edition,(2017) by Phillip Kotler, John Bowen, James Makens & Seyhmus Baloglu.
Pearson Education, Inc.
Chapter 9, pp. 247-254