United States. Bureau of Narcotics. (1931). [Drugs seized or purchased under narcotics laws; change in Narcotics Bureau paperwork]. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Narcotics. [Drugs Seized or Purchased Under Narcotics Laws; Change in Narcotics Bureau Paperwork]. [Washington]: [publisher not identified], 1931.
MLA (9th ed.) CitationUnited States. Bureau of Narcotics. [Drugs Seized or Purchased Under Narcotics Laws; Change in Narcotics Bureau Paperwork]. [publisher not identified], 1931.
Warning: These citations may not always be 100% accurate.