Não informado. (2001). Annual report on the Agricultural Department, Nigeria. Department of Agriculture.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Annual Report on the Agricultural Department, Nigeria. Lagos: Department of Agriculture, 2001.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Annual Report on the Agricultural Department, Nigeria. Department of Agriculture, 2001.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.