Não informado. (2001). Annual report of the forest insect survey. Department of Agriculture, Division of Entomology.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Annual Report of the Forest Insect Survey. Ottawa: Department of Agriculture, Division of Entomology, 2001.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Annual Report of the Forest Insect Survey. Department of Agriculture, Division of Entomology, 2001.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.