Speight, J. G. (1980). The Chemistry and technology of petroleum. Marcel dekker,INC..
शिकागो स्टाइल उद्धरणSpeight, James G. The Chemistry and Technology of Petroleum. New York: Marcel dekker,INC., 1980.
एमएलए उद्धरणSpeight, James G. The Chemistry and Technology of Petroleum. Marcel dekker,INC., 1980.
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