Chopra, D., Ford, D., & Williamson, M. (2010). The shadow effect: Illuminating the hidden power of your true self. HarperOne.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChopra, Deepak, Debbie Ford, और Marianne Williamson. The Shadow Effect: Illuminating the Hidden Power of Your True Self. New York: HarperOne, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChopra, Deepak, et al. The Shadow Effect: Illuminating the Hidden Power of Your True Self. HarperOne, 2010.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.