Gasper, J. M. (2012). Drug use and delinquency: Causes of dropping out of high school? LFB Scholarly Pub. LLC.
Cita Chicago Style (17a ed.)Gasper, Joseph M. Drug Use and Delinquency: Causes of Dropping Out of High School? El Paso: LFB Scholarly Pub. LLC, 2012.
Cita MLA (9a ed.)Gasper, Joseph M. Drug Use and Delinquency: Causes of Dropping Out of High School? LFB Scholarly Pub. LLC, 2012.
Precaución: Estas citas no son 100% exactas.