Landsberg, M. (2009). The Tao of Motivation: Inspire yourself and Others. Profile Books.
Citazione stile Chigago Style (17a edizione)Landsberg, Max. The Tao of Motivation: Inspire Yourself and Others. Noida: Profile Books, 2009.
Citatione MLA (9a ed.)Landsberg, Max. The Tao of Motivation: Inspire Yourself and Others. Profile Books, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.