Zinsser, W. (2006). On writing well: The classic guide to writing nonfiction (30th anniversary ed., 7th ed., rev. and updated.). HarperCollins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZinsser, William. On Writing Well: The Classic Guide to Writing Nonfiction. 30th anniversary ed., 7th ed., rev. and updated. New York: HarperCollins, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रZinsser, William. On Writing Well: The Classic Guide to Writing Nonfiction. 30th anniversary ed., 7th ed., rev. and updated. HarperCollins, 2006.
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