Masters, G. M. (1998). Introduction to environmental engineering and science. Prentice-Hall of India.
शिकागो स्टाइल उद्धरणMasters, Gilbert M. Introduction to Environmental Engineering and Science. New Jersey: Prentice-Hall of India, 1998.
एमएलए उद्धरणMasters, Gilbert M. Introduction to Environmental Engineering and Science. Prentice-Hall of India, 1998.
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