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.