RT Book T1 Professional and paraprofessional drug abuse counselors: three reports T2 DHEW publication ADM JF DHEW publication / ADM A1 LoSciuto, Leonard A. A2 Aiken, Leona S. A2 Ausetts, Mary A. LA English PP Rockville, Md. PB National Institute on Drug Abuse YR 1979 UL https://krimdok.uni-tuebingen.de/Record/1096591022