Cita APA (7a ed.)

Ellis, T., & Ippoliti, C. (1994). Police training activities for the prevention and control of drug abuse: Executive summary. Issues & reports.

Cita Chicago Style (17a ed.)

Ellis, Tom, y Carla Ippoliti. "Police Training Activities for the Prevention and Control of Drug Abuse: Executive Summary." Issues & Reports 1994.

Cita MLA (8a ed.)

Ellis, Tom, y Carla Ippoliti. "Police Training Activities for the Prevention and Control of Drug Abuse: Executive Summary." Issues & Reports, 1994.