APA (7th ed.) Citation

Krebs, R. A. (2018). Tourism and hospitality: Perspectives, opportunities and challenges. Nova Science Publishers, Inc.

Chicago Style (17th ed.) Citation

Krebs, Rafael A. Tourism and Hospitality: Perspectives, Opportunities and Challenges. New York: Nova Science Publishers, Inc, 2018.

MLA (9th ed.) Citation

Krebs, Rafael A. Tourism and Hospitality: Perspectives, Opportunities and Challenges. Nova Science Publishers, Inc, 2018.