Nitti, M. A. (2014). Trophy Effect: Destroying self-doubt, discovering your true self, and taking control of your life forever! [Motivational Press, Inc.].
Lua i Stíl Chicago (17ú heag.)Nitti, Michael A. Trophy Effect: Destroying Self-doubt, Discovering Your True Self, and Taking Control of Your Life Forever! [Carlsbad, California]: [Motivational Press, Inc.], 2014.
Lua MLA (9ú heag.)Nitti, Michael A. Trophy Effect: Destroying Self-doubt, Discovering Your True Self, and Taking Control of Your Life Forever! [Motivational Press, Inc.], 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.