Robinson, W. C. (1968). Metropolitan and urban growth in the U.S., 1900-1960. Institute for Research on Land and Water Resources, Pennsylvania State University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRobinson, Warren C. Metropolitan and Urban Growth in the U.S., 1900-1960. University Park: Institute for Research on Land and Water Resources, Pennsylvania State University, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRobinson, Warren C. Metropolitan and Urban Growth in the U.S., 1900-1960. Institute for Research on Land and Water Resources, Pennsylvania State University, 1968.
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