Dahl, A. (2011). Drawing animals with expression and personality. Search Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDahl, Anja. Drawing Animals with Expression and Personality. Tunbridge Wells, Kent, Great Britain: Search Press, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDahl, Anja. Drawing Animals with Expression and Personality. Search Press, 2011.
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