APA Style

O'Toole, J. (2003). Leadership A to Z : A Guide For The Approriately Ambitious . Jakarta: Gelora Aksara Pratama.

MLA Style

O'Toole, James. "Leadership A to Z : A Guide For The Approriately Ambitious". Jakarta: Gelora Aksara Pratama, 2003. Buku Pengayaan Khusus Guru.