RT Book T1 Drug program report: credentialing T2 DHHS publication LA English PP Rockville, Md PB Training Division, National Institute on Drug Abuse, U.S. Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration YR 1981 UL https://krimdok.uni-tuebingen.de/Record/1917833539 CN RC564 K1 Drug abuse counselors : Certification : United States K1 Counseling : standards K1 Credentialing K1 Substance-related Disorders : rehabilitation K1 Drug abuse counselors - Certification K1 United States K1 Government publications