Bolles, R. N. (1993). What color is your parachute?: A practical manual for job - hunters and career changers. Ten Speed Press Publishers.
Citazione stile Chigago Style (17a edizione)Bolles, Richard Nelson. What Color Is Your Parachute?: A Practical Manual for Job - Hunters and Career Changers. Calfornia: Ten Speed Press Publishers, 1993.
Citatione MLA (9a ed.)Bolles, Richard Nelson. What Color Is Your Parachute?: A Practical Manual for Job - Hunters and Career Changers. Ten Speed Press Publishers, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.