Agriculture, U. S. D. o. (2023). Insects: The year book of agriculture. United States Government Printing Office, Washington.
Chicago-referens (17:e uppl.)Agriculture, United States Department of. Insects: The Year Book of Agriculture. United States Government Printing Office, Washington, 2023.
MLA-referens (9:e uppl.)Agriculture, United States Department of. Insects: The Year Book of Agriculture. United States Government Printing Office, Washington, 2023.
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