Não informado. (2003). Production and Operations Management. Production and Operations Management Society.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Production and Operations Management. Baltimore, Md: Production and Operations Management Society, 2003.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Production and Operations Management. Production and Operations Management Society, 2003.
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