McPhail, D. (2000). Drawing lessons from a bear. Little, Brown.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcPhail, David. Drawing Lessons from a Bear. Boston, Mass.: Little, Brown, 2000.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcPhail, David. Drawing Lessons from a Bear. Little, Brown, 2000.
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