Gray, P. A. (1987). The relative effects of family factors and opportunity factors on juvenile delinquency. University Microfilms Internat.
Chicago-Zitierstil (17. Ausg.)Gray, Phyllis A. The Relative Effects of Family Factors and Opportunity Factors on Juvenile Delinquency. Ann Arbor, Mich: University Microfilms Internat, 1987.
MLA-Zitierstil (8. Ausg.)Gray, Phyllis A. The Relative Effects of Family Factors and Opportunity Factors on Juvenile Delinquency. University Microfilms Internat, 1987.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.