Ring, G. (1949). A Century of French painting: 1400-1500 / by Grete Ring. Phaidon Pr..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRing, Grete. A Century of French Painting: 1400-1500 / by Grete Ring. London: Phaidon Pr., 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRing, Grete. A Century of French Painting: 1400-1500 / by Grete Ring. Phaidon Pr., 1949.
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