Fitzgerald, M. (2015). How bad do you want it?: Mastering the psychology of mind over muscle. Velopress.
Cita Chicago Style (17a ed.)Fitzgerald, Matt. How Bad Do You Want It?: Mastering the Psychology of Mind over Muscle. Boulder, Colorado: Velopress, 2015.
Cita MLA (8a ed.)Fitzgerald, Matt. How Bad Do You Want It?: Mastering the Psychology of Mind over Muscle. Velopress, 2015.
Precaución: Estas citas no son 100% exactas.