APA (7e ed.) Bronvermelding

Heitzmann, W. R. (1993). Opportunities in sports and athletics careers. VGM Career Horizons.

Chicago (17e ed.) Bronvermelding

Heitzmann, William Ray. Opportunities in Sports and Athletics Careers. Lincolnwood, Ill., USA: VGM Career Horizons, 1993.

MLA (8e ed.) Bronvermelding

Heitzmann, William Ray. Opportunities in Sports and Athletics Careers. VGM Career Horizons, 1993.