Cardinal, R. The avant-garde in early twentieth-century Europe: Roger Cardinal. The nineteenth century, c. 1830 - 1914.(2013).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCardinal, Roger. "The Avant-garde in Early Twentieth-century Europe: Roger Cardinal." The Nineteenth Century, C. 1830 - 1914.(2013) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रCardinal, Roger. "The Avant-garde in Early Twentieth-century Europe: Roger Cardinal." The Nineteenth Century, C. 1830 - 1914.(2013), .
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