Trevino, Linda Klebe, author
Managing business ethics : straight talk about how to do it right
John Wiley & Sons, 2007
 Buku Teks
Willmore, Joe, author
Scenario planning: management development
[American Society for Training and Development Press;American Society for Training and Development Press, American Society for Training and Development Press], 1998
 eBooks
Brandon, Dick H., author
Management planning for data processing
Brandon/System Press, 1970
 Buku Teks
Chandler, John, author
Techniques of scenario planning
McGraw-Hill, 1982
 Buku Teks
Makridakis, Spyros G., author
Forecasting, planning, and strategy for the 21st century
The Free Press, 1990
 Buku Teks