Coman, E. T. (1964). Sources of business information ([2nd] ed.). University of California Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रComan, Edwin Truman. Sources of Business Information. [2nd] ed. Berkeley: University of California Press, 1964.
एमएलए (9वां संस्करण) प्रशस्ति पत्रComan, Edwin Truman. Sources of Business Information. [2nd] ed. University of California Press, 1964.
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