THILL, J. V. (1991). Excellence In Business Communication John V. Thill, Courland L. Bowee. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTHILL, John V. Excellence In Business Communication John V. Thill, Courland L. Bowee. McGraw-Hill, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTHILL, John V. Excellence In Business Communication John V. Thill, Courland L. Bowee. McGraw-Hill, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.