United States. Animal and Plant Health Inspection Service. Plant Protection and Quarantine Programs. (1982). Plant quarantine import requirements of Italy. U.S. 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. Plant Quarantine Import Requirements of Italy. Hyattsville, Md.: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Plant Protection and Quarantine, 1982.
MLA (9th ed.) CitationUnited States. Animal and Plant Health Inspection Service. Plant Protection and Quarantine Programs. Plant Quarantine Import Requirements of Italy. U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Plant Protection and Quarantine, 1982.