Levy, S. J. (1983). Profits and the future of American society. New York: Harper & Row.
शिकागो स्टाइल उद्धरणLevy, S. Jay. Profits and the Future of American Society. New York: Harper & Row, 1983.
एमएलए उद्धरणLevy, S. Jay. Profits and the Future of American Society. New York: Harper & Row, 1983.
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