APA-viite (7. p.)

Levitan, S. A., Mangum, G. L., & Marshal, R. (1981). Human resources and labor markets: Employment and training in the American economy. Harper & Row.

Chicago-viite (17. p.)

Levitan, Sar A., G. L. Mangum, ja R. Marshal. Human Resources and Labor Markets: Employment and Training in the American Economy. N. Y: Harper & Row, 1981.

MLA-viite (9. p.)

Levitan, Sar A., et al. Human Resources and Labor Markets: Employment and Training in the American Economy. Harper & Row, 1981.

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