Certo, S. C. (2003). Modern management: Adding digital focus (9th ed.). Prentice Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCerto, Samuel C. Modern Management: Adding Digital Focus. 9th ed. Upper Saddle River, NJ: Prentice Hall, 2003.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCerto, Samuel C. Modern Management: Adding Digital Focus. 9th ed. Prentice Hall, 2003.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.