Nicholson, R. H. (1986). Mathematics for business and economic. New York: McGraw-Hill.
शिकागो स्टाइल उद्धरणNicholson, Robert H. Mathematics for Business and Economic. New York: McGraw-Hill, 1986.
एमएलए उद्धरणNicholson, Robert H. Mathematics for Business and Economic. New York: McGraw-Hill, 1986.
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