Jordan, P. D. (1958). The nature and practice of State and local history. Service Center for Teachers of History.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJordan, Philip Dillon. The Nature and Practice of State and Local History. Washington: Service Center for Teachers of History, 1958.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJordan, Philip Dillon. The Nature and Practice of State and Local History. Service Center for Teachers of History, 1958.
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