Gaya APA

O\'TOOLE, J. (2003). Leadership A to Z : a guide for the appropriately ambitious : panduan berambisi secara positif . Jakarta: Erlangga.

Gaya MLA

O\'TOOLE, James. "Leadership A to Z : a guide for the appropriately ambitious : panduan berambisi secara positif". Jakarta: Erlangga, 2003. Text.