Ingersoll, R. (1943). The battle is the pay-off. Harcourt, Brace and Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIngersoll, Ralph. The Battle Is the Pay-off. New York: Harcourt, Brace and Company, 1943.
एमएलए (8वां संस्करण) प्रशस्ति पत्रIngersoll, Ralph. The Battle Is the Pay-off. Harcourt, Brace and Company, 1943.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.