United States. Animal and Plant Health Inspection Service. Plant Protection and Quarantine Programs. (1976). Aerial application of agricultural chemicals ([Rev. Feb. 1976.].). Dept. of Agriculture, [Animal and Plant Health Inspection Service, Plant Protection and Quarantine].
Chicago Style (17th ed.) CitationUnited States. Animal and Plant Health Inspection Service. Plant Protection and Quarantine Programs. Aerial Application of Agricultural Chemicals. [Rev. Feb. 1976.]. [Washington]: Dept. of Agriculture, [Animal and Plant Health Inspection Service, Plant Protection and Quarantine], 1976.
MLA (9th ed.) CitationUnited States. Animal and Plant Health Inspection Service. Plant Protection and Quarantine Programs. Aerial Application of Agricultural Chemicals. [Rev. Feb. 1976.]. Dept. of Agriculture, [Animal and Plant Health Inspection Service, Plant Protection and Quarantine], 1976.