Kramer, R. (2019). Rethinking Authority in the Carolingian Empire: Ideals and Expectations during the Reign of Louis the Pious (813-828). Amsterdam University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKramer, Rutger. Rethinking Authority in the Carolingian Empire: Ideals and Expectations During the Reign of Louis the Pious (813-828). Amsterdam: Amsterdam University Press, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKramer, Rutger. Rethinking Authority in the Carolingian Empire: Ideals and Expectations During the Reign of Louis the Pious (813-828). Amsterdam University Press, 2019.
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