APA (7th ed.) Citation

Um, S., Heath, E. H., Mills, A. S., Parasuraman, A., & Shea, C. H. (1987). The roles of perceived inhibitors and perceived facilitators in the pleasure travel destination choice process.

Chicago Style (17th ed.) Citation

Um, Seoho, Edward H. Heath, Allan S. Mills, A. Parasuraman, and Charles H. Shea. The Roles of Perceived Inhibitors and Perceived Facilitators in the Pleasure Travel Destination Choice Process. 1987.

MLA (9th ed.) Citation

Um, Seoho, et al. The Roles of Perceived Inhibitors and Perceived Facilitators in the Pleasure Travel Destination Choice Process. 1987.