Frey, E. D. (1999). Cognitive characteristics of subgroups of juvenile delinquents.
Cita Chicago Style (17a ed.)Frey, Eric D. Cognitive Characteristics of Subgroups of Juvenile Delinquents. 1999.
Cita MLA (8a ed.)Frey, Eric D. Cognitive Characteristics of Subgroups of Juvenile Delinquents. 1999.
Precaución: Estas citas no son 100% exactas.