Rankin David. (2000). Fast Sketching Techniques: Capture the Fundamental Essence of Elusive Subjects. North Light Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRankin David. Fast Sketching Techniques: Capture the Fundamental Essence of Elusive Subjects. Cincinnati: North Light Books, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRankin David. Fast Sketching Techniques: Capture the Fundamental Essence of Elusive Subjects. North Light Books, 2000.
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