@article{ Solr-1088017509, title = {Learning factors in substance abuse}, journal = {DHHS publication}, series = {DHHS publication ADM}, series = {NIDA research monograph series}, editor = {Ray, Barbara A.}, address = {Rockville, Md.}, publisher = {U.S. Dep. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Inst. on Drug Abuse}, year = {1988}, }