APA (7th ed.) Citation
GRELLA, C., & ET AL. COCAINE AND CRACK USE AND HIV RISK BEHAVIORS AMONG HIGH-RISK METHADONE MAINTENANCE CLIENTS.
Chicago Style (17th ed.) Citation
GRELLA, C.E, and ET AL. COCAINE AND CRACK USE AND HIV RISK BEHAVIORS AMONG HIGH-RISK METHADONE MAINTENANCE CLIENTS.
MLA (9th ed.) Citation
GRELLA, C.E, and ET AL. COCAINE AND CRACK USE AND HIV RISK BEHAVIORS AMONG HIGH-RISK METHADONE MAINTENANCE CLIENTS.
Warning: These citations may not always be 100% accurate.