Gaya APA

Blanchard, K. et al (1999). The 3 keys to empowerment : release the power with people for astonishing results . San Francisco: Berrett-Koehler Publishers.

Gaya MLA

Blanchard, Ken. et al. "The 3 keys to empowerment : release the power with people for astonishing results". San Francisco: Berrett-Koehler Publishers, 1999. Buku/Printed Material.