Dyfyniad APA

Clark, K. E. (1961). The vocational interests of nonprofessional men. University of Minnesota Press.

Dyfyniad Arddull Chicago

Clark, Kenneth E. The Vocational Interests of Nonprofessional Men. Minneapolis: University of Minnesota Press, 1961.

Dyfyniad MLA

Clark, Kenneth E. The Vocational Interests of Nonprofessional Men. University of Minnesota Press, 1961.

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