Cita APA (7a ed.)

Gray, P. A. (1987). The relative effects of family factors and opportunity factors on juvenile delinquency. University Microfilms Internat.

Cita Chicago Style (17a ed.)

Gray, Phyllis A. The Relative Effects of Family Factors and Opportunity Factors on Juvenile Delinquency. Ann Arbor, Mich: University Microfilms Internat, 1987.

Cita MLA (8a ed.)

Gray, Phyllis A. The Relative Effects of Family Factors and Opportunity Factors on Juvenile Delinquency. University Microfilms Internat, 1987.