Landsberg, M. (1999). The Tao of Motivation: Inspire yourself and others. London: Harper Collins Business.
Chicago Style CitationLandsberg, Max. The Tao of Motivation: Inspire Yourself and Others. London: Harper Collins Business, 1999.
Cita MLALandsberg, Max. The Tao of Motivation: Inspire Yourself and Others. London: Harper Collins Business, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.