APA Format
16150; Barry Z. Posner. (2003). The Leadership Challenge Workbook. San Francisco : Jossey-Bass
MLA Format
16150; Barry Z. Posner. The Leadership Challenge Workbook. San Francisco : Jossey-Bass, 2003
Chicago Format
16150; Barry Z. Posner. The Leadership Challenge Workbook. San Francisco : Jossey-Bass, 2003
Australian/Harvard Format
16150; Barry Z. Posner. 2003. The Leadership Challenge Workbook. Jossey-Bass San Francisco