Retka, R. L. (1978). Cost accountability in drug abuse prevention DHEW publication / ADM.
Cita Chicago Style (17a ed.)Retka, Robert L. "Cost Accountability in Drug Abuse Prevention." DHEW Publication / ADM 1978.
Cita MLA (9a ed.)Retka, Robert L. "Cost Accountability in Drug Abuse Prevention." DHEW Publication / ADM, 1978.
Precaución: Estas citas no son 100% exactas.