Não informado. (1951). Cooperative economic insect report. U.S. Department of Agriculture, Agricultural Research Service, Plant Protection Division.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Cooperative Economic Insect Report. Washington: U.S. Department of Agriculture, Agricultural Research Service, Plant Protection Division, 1951.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Cooperative Economic Insect Report. U.S. Department of Agriculture, Agricultural Research Service, Plant Protection Division, 1951.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.