Clark, R. P. (2006). Writing tools: 50 essential strategies for every writer. Little, Brown, and Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रClark, Roy Peter. Writing Tools: 50 Essential Strategies for Every Writer. New York: Little, Brown, and Co., 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रClark, Roy Peter. Writing Tools: 50 Essential Strategies for Every Writer. Little, Brown, and Co., 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.