Rampley. The Vienna School of Art History. Penn State University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRampley. The Vienna School of Art History. Penn State University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRampley. The Vienna School of Art History. Penn State University Press.
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