Não informado. (1954). Papers of the Regional Science Association. Regional Science Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Papers of the Regional Science Association. Philadelphia, Pa: Regional Science Association, 1954.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Papers of the Regional Science Association. Regional Science Association, 1954.
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