Gaya APA

Heider, J., Messing, B. (2006). The power of tao in leadership and business (Cet. 1). Jakarta: PPM Manajemen.

Gaya MLA

Heider, John., Messing, Bob. "The power of tao in leadership and business". Cet. 1 Jakarta: PPM Manajemen, 2006. Text.