APA ציטוט

 Northouse, P. G. (2015).  Leadership: Theory and Practice.  SAGE Publications, Inc.

Trích dẫn kiểu Chicago

 Northouse, Peter G.  Leadership: Theory and Practice.  SAGE Publications, Inc, 2015.

ציטוט MLA

 Northouse, Peter G.  Leadership: Theory and Practice.  SAGE Publications, Inc, 2015.