Niebel, B. W., & Draper, A. B. (1994). Product design and process engineering. Mc Graw - Hill.
शिकागो स्टाइल उद्धरणNiebel, Benjamin W., और Alan B. Draper. Product Design and Process Engineering. New Delhi: Mc Graw - Hill, 1994.
एमएलए उद्धरणNiebel, Benjamin W., और Alan B. Draper. Product Design and Process Engineering. Mc Graw - Hill, 1994.
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