Crowley, C., & James, J. (2018). The younger next year back book: The whole-body plan to conquer back pain forever. Workman Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrowley, Chris, और Jeremy James. The Younger Next Year Back Book: The Whole-body Plan to Conquer Back Pain Forever. New York: Workman Publishing, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCrowley, Chris, और Jeremy James. The Younger Next Year Back Book: The Whole-body Plan to Conquer Back Pain Forever. Workman Publishing, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.