Johnson, Joseph French
Business and the man /Joseph Frenchc Johnson
Alexander Hamilton Institute, 1962
 Buku Teks
Kofman, Fred
Conscious business: how to build value through values
Sounds True , 2006
 Buku Teks
Reynolds, Russell S., Jr.
Heads : business lessons from an executive search pioneer
McGraw-Hill, 2012
 Buku Teks
Hendro
How to become a smart entrepreneur and to start a new business
Andi, 2005
 Buku Teks
Langford, Beverly Y.
The etiquette edge: the unspoken rules for business success
American Management Association, 2005
 eBooks