Wahl, G., Wolff, A., Mravic, M., & Gounder, C. (2024). World class: Purpose, passion, and the pursuit of greatness on and off the field (First edition.). Ballantine Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWahl, Grant, Alexander Wolff, Mark Mravic, और Céline Gounder. World Class: Purpose, Passion, and the Pursuit of Greatness on and off the Field. First edition. New York, NY: Ballantine Books, 2024.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWahl, Grant, et al. World Class: Purpose, Passion, and the Pursuit of Greatness on and off the Field. First edition. Ballantine Books, 2024.
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