Strickland, B. (2007). Make the impossible possible: One man's crusade to inspire others to dream bigger and achieve the extraordinary (First edition.). Currency.
Cita Chicago (17th ed.)Strickland, Bill. Make the Impossible Possible: One Man's Crusade to Inspire Others to Dream Bigger and Achieve the Extraordinary. First edition. New York: Currency, 2007.
Cita MLA (9th ed.)Strickland, Bill. Make the Impossible Possible: One Man's Crusade to Inspire Others to Dream Bigger and Achieve the Extraordinary. First edition. Currency, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.