American Chemical Society. (1990). Environmental science and technology. Washington D.C.: American Chemical Society.
शिकागो स्टाइल उद्धरणAmerican Chemical Society. Environmental Science and Technology. Washington D.C.: American Chemical Society, 1990.
एमएलए उद्धरणAmerican Chemical Society. Environmental Science and Technology. Washington D.C.: American Chemical Society, 1990.
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