University of Minnesota. Agricultural Experiment Station. Bulletin - Agricultural Experiment Station, University of Minnesota. Agricultural Experiment Station, University of Minnesota.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUniversity of Minnesota. Agricultural Experiment Station. Bulletin - Agricultural Experiment Station, University of Minnesota. [St. Paul]: Agricultural Experiment Station, University of Minnesota.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিUniversity of Minnesota. Agricultural Experiment Station. Bulletin - Agricultural Experiment Station, University of Minnesota. Agricultural Experiment Station, University of Minnesota.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.