Não informado. (2007). Fire Management Today. U.S. Department of Agriculture, Forest Service.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Fire Management Today. Washington: U.S. Department of Agriculture, Forest Service, 2007.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Fire Management Today. U.S. Department of Agriculture, Forest Service, 2007.
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