Culp, C. L., & Clup, R. L. (1974). New concepts in water purification. Van Nostrand Reinhold Company.
शिकागो स्टाइल उद्धरणCulp, Cordon L., और Russel L. Clup. New Concepts in Water Purification. New York: Van Nostrand Reinhold Company, 1974.
एमएलए उद्धरणCulp, Cordon L., और Russel L. Clup. New Concepts in Water Purification. Van Nostrand Reinhold Company, 1974.
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