Não informado. (1963). World agricultural production and trade. U.S. Department of Agriculture, Foreign Agricultural Service.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. World Agricultural Production and Trade. Washington: U.S. Department of Agriculture, Foreign Agricultural Service, 1963.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. World Agricultural Production and Trade. U.S. Department of Agriculture, Foreign Agricultural Service, 1963.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.