POSNER BARRY Z. (1997). LEADERSHIP CHALLENGE: HOW TO KEEP GETTING--- IN ORGANIZATIONS. JOSSEY-BASS PUBLICATIONS.
芝加哥风格引文POSNER BARRY Z. LEADERSHIP CHALLENGE: HOW TO KEEP GETTING--- IN ORGANIZATIONS. SAN FRANCISCO: JOSSEY-BASS PUBLICATIONS, 1997.
MLA引文POSNER BARRY Z. LEADERSHIP CHALLENGE: HOW TO KEEP GETTING--- IN ORGANIZATIONS. JOSSEY-BASS PUBLICATIONS, 1997.
警告：这些引文格式不一定是100％准确.