Ball, G. W. (1982). The past has another pattern. New York: Norton and Company.
शिकागो स्टाइल उद्धरणBall, George W. The Past Has Another Pattern. New York: Norton and Company, 1982.
एमएलए उद्धरणBall, George W. The Past Has Another Pattern. New York: Norton and Company, 1982.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.