APA (7e ed.) Bronvermelding

Henkin, S., & Duffy, M. (2001). Opportunities in hotel and motel management careers. VGM Career Books.

Chicago (17e ed.) Bronvermelding

Henkin, Shepard, en Marguerite Duffy. Opportunities in Hotel and Motel Management Careers. Lincolnwood, Ill: VGM Career Books, 2001.

MLA (9e ed.) Bronvermelding

Henkin, Shepard, en Marguerite Duffy. Opportunities in Hotel and Motel Management Careers. VGM Career Books, 2001.