APA (7th ed.) Citation

Pforr, C., & Reiser, D. (2017). Sustainable Tourism.

Chicago Style (17th ed.) Citation

Pforr, Christof, and D. Reiser. Sustainable Tourism. 2017.

MLA (9th ed.) Citation

Pforr, Christof, and D. Reiser. Sustainable Tourism. 2017.

Warning: These citations may not always be 100% accurate.