Gorham, J. R. (1991). Insect and mite pests in food: An illustrated key. USDA.
Chicago Style (17th ed.) CitationGorham, J. Richard. Insect and Mite Pests in Food: An Illustrated Key. Washington, D.C.: USDA, 1991.
MLA (9th ed.) CitationGorham, J. Richard. Insect and Mite Pests in Food: An Illustrated Key. USDA, 1991.