Philippines. Bureau of Agricultural Economics. (1982). Accomplishment report. Republic of the Philippines, Ministry of Agriculture, Bureau of Agricultural Economics.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPhilippines. Bureau of Agricultural Economics. Accomplishment Report. Quezon City: Republic of the Philippines, Ministry of Agriculture, Bureau of Agricultural Economics, 1982.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিPhilippines. Bureau of Agricultural Economics. Accomplishment Report. Republic of the Philippines, Ministry of Agriculture, Bureau of Agricultural Economics, 1982.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.