APA-referens (7:e uppl.)
(1987). The encyclopedia of careers and vocational guidance: Selecting a technician's career (7th ed.). J.G. Ferguson publishing co..
Chicago-referens (17:e uppl.)
The Encyclopedia of Careers and Vocational Guidance: Selecting a Technician's Career. 7th ed. Chicago: J.G. Ferguson publishing co., 1987.
MLA-referens (9:e uppl.)
The Encyclopedia of Careers and Vocational Guidance: Selecting a Technician's Career. 7th ed. J.G. Ferguson publishing co., 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.