Michaels, J., & Murphy, M. (2018). The 6 keys: Unlock your genetic potential for ageless strength, health, and beauty (First edition.). Little, Brown Spark.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMichaels, Jillian, और Myatt Murphy. The 6 Keys: Unlock Your Genetic Potential for Ageless Strength, Health, and Beauty. First edition. New York, N.Y.: Little, Brown Spark, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMichaels, Jillian, और Myatt Murphy. The 6 Keys: Unlock Your Genetic Potential for Ageless Strength, Health, and Beauty. First edition. Little, Brown Spark, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.