Ginzberg, E. (1951). Occupational choice,: An approach to a general theory. Columbia.
Chicago Style aipamenaGinzberg, Eli. Occupational Choice,: An Approach to a General Theory. New York: Columbia, 1951.
MLA aipamenaGinzberg, Eli. Occupational Choice,: An Approach to a General Theory. Columbia, 1951.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.