Andrews, H. N. (1961). Studies in paleobotany. With a chapter on palynology by Charles J. Felix. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAndrews, Henry Nathaniel. Studies in Paleobotany. With a Chapter on Palynology by Charles J. Felix. New York: Wiley, 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAndrews, Henry Nathaniel. Studies in Paleobotany. With a Chapter on Palynology by Charles J. Felix. Wiley, 1961.
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