Canfield, J., Switzer, J., & Campbell, D. (2015). The success principles: How to get from where you are to where you want to be (10th anniversary edition.). Harper Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCanfield, Jack, Janet Switzer, और Danny Campbell. The Success Principles: How to Get from Where You Are to Where You Want to Be. 10th anniversary edition. [New York]: Harper Audio, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCanfield, Jack, et al. The Success Principles: How to Get from Where You Are to Where You Want to Be. 10th anniversary edition. Harper Audio, 2015.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.