Kotler, P., Bowen, J., & Makens, J. C. (2006). Marketing for hospitality and tuorism (4th ed.). Upper Saddle River, NJ: Prentice-Hall.
استشهاد بنمط شيكاغوKotler, Philip, John Bowen, and James C. Makens. Marketing for Hospitality and Tuorism. 4th ed. Upper Saddle River, NJ: Prentice-Hall, 2006.
MLA استشهادKotler, Philip, John Bowen, and James C. Makens. Marketing for Hospitality and Tuorism. 4th ed. Upper Saddle River, NJ: Prentice-Hall, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.