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.