Cita APA (7a ed.)

Gordon, E. E., Petrini, C. M., & Campagna, A. P. (1997). Opportunities in training & development careers. VGM Career Horizons.

Cita Chicago Style (17a ed.)

Gordon, Edward E., Catherine M. Petrini, y Ann P. Campagna. Opportunities in Training & Development Careers. Lincolnwood, Ill: VGM Career Horizons, 1997.

Cita MLA (9a ed.)

Gordon, Edward E., et al. Opportunities in Training & Development Careers. VGM Career Horizons, 1997.