Milk production / Crop Reporting Board, Economics, Statistics, & Cooperatives Service, U.S. Department of Agriculture.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিMilk Production / Crop Reporting Board, Economics, Statistics, & Cooperatives Service, U.S. Department of Agriculture.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিMilk Production / Crop Reporting Board, Economics, Statistics, & Cooperatives Service, U.S. Department of Agriculture.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.