Não informado. (1917). The Plant Disease Bulletin. Department of Agriculture, Division of Mycology and Disease Survey.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. The Plant Disease Bulletin. Washington: Department of Agriculture, Division of Mycology and Disease Survey, 1917.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. The Plant Disease Bulletin. Department of Agriculture, Division of Mycology and Disease Survey, 1917.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.