APA (7th ed.) Citation

Powell, C. L., & Koltz, T. (2012). It worked for me: In life and leadership (First edition.). Harper, an imprint of HarperCollins Publishers.

Chicago Style (17th ed.) Citation

Powell, Colin L., and Tony Koltz. It Worked for Me: In Life and Leadership. First edition. New York: Harper, an imprint of HarperCollins Publishers, 2012.

MLA (9th ed.) Citation

Powell, Colin L., and Tony Koltz. It Worked for Me: In Life and Leadership. First edition. Harper, an imprint of HarperCollins Publishers, 2012.