Gaya APA

Supermotivation : a blueprint for energizing your organization from top to bottom / Dean R. Spitzer. (1996). New York, NY: Amacom, c..

Gaya MLA

Supermotivation : a blueprint for energizing your organization from top to bottom / Dean R. Spitzer. . New York, NY: Amacom, c., 1996. Buku Umum.