Grover, T., & Wenk, S. L. (2013). Relentless: From good to great to unstoppable. Scribner.
Chicago Style (17th ed.) CitationGrover, Tim, and Shari Lesser Wenk. Relentless: From Good to Great to Unstoppable. New York: Scribner, 2013.
MLA (9th ed.) CitationGrover, Tim, and Shari Lesser Wenk. Relentless: From Good to Great to Unstoppable. Scribner, 2013.
Warning: These citations may not always be 100% accurate.