Offstein, E. H., Morwick, J. M., & Griffith, S. W. (2009). Gridiron leadership: Winning strategies and breakthrough tactics. Praeger.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOffstein, Evan H., Jason M. Morwick, और Scott W. Griffith. Gridiron Leadership: Winning Strategies and Breakthrough Tactics. Santa Barbara, CA: Praeger, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOffstein, Evan H., et al. Gridiron Leadership: Winning Strategies and Breakthrough Tactics. Praeger, 2009.
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