Pietrzak, Theodore
Successful inside consulting: organizational development
[American Society for Training & Development Press, American Society for Training & Development Press], 2003
 eBooks
Gendelman, Joel
Consulting basics
American Society for Training & Development, 2010
 eBooks
Watzlawick, Paul
Change : Principles of Problem Formation and Problem Resolution
W.W. Norton & Company, 1974
 Buku Teks SO
Watzlawick, Paul
Change: principles of problem formation and problem resolution / Paul Watzlawick, John Weakland, and Richard Fisch
W. W. Norton & Company, 1974
 Buku Teks
When change comes undone
Harvard Business School Press, 2004
 Buku Teks SO