Smith, R. S. (1996). Rule by records. O.U.P.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmith, Richard Saumarez. Rule by Records. O.U.P, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSmith, Richard Saumarez. Rule by Records. O.U.P, 1996.
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