Loehr, J. E. (2012). The only way to win: How building character helps you achieve more and find greater fulfillment in business and life. Hyperion.
Lua i Stíl Chicago (17ú heag.)Loehr, James E. The Only Way to Win: How Building Character Helps You Achieve More and Find Greater Fulfillment in Business and Life. New York: Hyperion, 2012.
Lua MLA (9ú heag.)Loehr, James E. The Only Way to Win: How Building Character Helps You Achieve More and Find Greater Fulfillment in Business and Life. Hyperion, 2012.
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