Covey, S. (1992). The seven habits of highly effective people. Simon & Schuster.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCovey, Stephen. The Seven Habits of Highly Effective People. London: Simon & Schuster, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCovey, Stephen. The Seven Habits of Highly Effective People. Simon & Schuster, 1992.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.