J. Walter Thompson Company & United States. Bureau of the Census. (1918). Population and its distribution (2nd ed., rev. and enl.). J. Walter Thompson.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJ. Walter Thompson Company और United States. Bureau of the Census. Population and Its Distribution. 2nd ed., rev. and enl. New York: J. Walter Thompson, 1918.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJ. Walter Thompson Company और United States. Bureau of the Census. Population and Its Distribution. 2nd ed., rev. and enl. J. Walter Thompson, 1918.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.