Eckerman, W. C., Bates, J. D., Rachel, J. V., & Poole, W. K. (1971). Drug usage and arrest charges: A study of drug usage and arrest charges among arrestees in six metropolitan areas of the United States : final report. Drug Control Division, Office of Scientific Support, Bureau of Narcotics and Dangerous Drugs, U.S. Department of Justice.
Chicago-Zitierstil (17. Ausg.)Eckerman, William C., James D. Bates, J. Valley Rachel, und W. Kenneth Poole. Drug Usage and Arrest Charges: A Study of Drug Usage and Arrest Charges Among Arrestees in Six Metropolitan Areas of the United States : Final Report. Washington: Drug Control Division, Office of Scientific Support, Bureau of Narcotics and Dangerous Drugs, U.S. Department of Justice, 1971.
MLA-Zitierstil (9. Ausg.)Eckerman, William C., et al. Drug Usage and Arrest Charges: A Study of Drug Usage and Arrest Charges Among Arrestees in Six Metropolitan Areas of the United States : Final Report. Drug Control Division, Office of Scientific Support, Bureau of Narcotics and Dangerous Drugs, U.S. Department of Justice, 1971.