APA (7th ed.) Citation

Yousaf, A., Amin, I., & Santos, J. A. C. (2018). Tourists' motivations to travel: A theoretical perspective on the existing literature.

Chicago Style (17th ed.) Citation

Yousaf, Anish, Insha Amin, and José António C. Santos. Tourists' Motivations to Travel: A Theoretical Perspective on the Existing Literature. 2018.

MLA (8th ed.) Citation

Yousaf, Anish, et al. Tourists' Motivations to Travel: A Theoretical Perspective on the Existing Literature. 2018.