THE ABSTRACTS INCLUDE LITERATURE REVIEWS AND BACKGROUND STUDIES; RESEARCH ON THE RELATIONSHIP BETWEEN CRIMINAL ACTIVITY AND GENERAL DRUG USE; SPECIFIC STUDIES INVOLVING MARIJUANA, BARBITURATES, AMPHETAMINES, AND PSYCHEDELICS; AND RESEARCH ON THE CORRELATIONS BETWEEN CRIME AND THE USE OF OPIATES, PARTICULARLY HEROIN. SPECIAL SECTIONS HAVE ABSTRACTS ON THE RELATIONSHIP BETWEEN DRUGS AND JUVENILE DELINQUENCY AND ON SEX DIFFERENCES IN CRIMINAL ACTIVITIES AMONG DRUG USERS. A LARGE SECTION CONTAINS STUDIES OF VARIOUS TYPES OF TREATMENT PROGRAMS. THE SOCIAL COSTS OF DRUG-RELATED CRIME AND REDUCTION OF SUCH COSTS THROUGH TREATMENT AND LAW ENFORCEMENT ARE COVERED. INDEXES BY AUTHOR AND SUBJECT AND A SUPPLEMENTARY BIBLIOGRAPHY ARE INCLUDED.