APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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