Sawyer, C. N. (1978). Chemistry for Environmental Engineering. Tokyo: McGraw-Hill.
शिकागो स्टाइल उद्धरणSawyer, Clair N. Chemistry for Environmental Engineering. Tokyo: McGraw-Hill, 1978.
एमएलए उद्धरणSawyer, Clair N. Chemistry for Environmental Engineering. Tokyo: McGraw-Hill, 1978.
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