United States. Department of Agriculture. Office of the Secretary & Barber, G. W. (1929). Heat and time of exposure necessary to kill larvae of European corn borer in ear corn. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and G. W. Barber. Heat and Time of Exposure Necessary to Kill Larvae of European Corn Borer in Ear Corn. Washington: [publisher not identified], 1929.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and G. W. Barber. Heat and Time of Exposure Necessary to Kill Larvae of European Corn Borer in Ear Corn. [publisher not identified], 1929.
Warning: These citations may not always be 100% accurate.