Hombur, Christian, 1962-
Sales excellence: systematic sales management
Springer, 2012
 eBooks
Still, Richard R.
Sales management : decisions, policies, and cases
Prentice-Hall, 1958
 Buku Teks SO
Managing business process flows : principles of operations management
Ravi Anupindi ... [and others]
Prentice-Hall, 2006
 Buku Teks SO
Anupindi, Ravi
IGrafx process 2003 to accompany managing business process flows
Corel Corporations, 2003
 Multimedia
Jones, John G.
Sales management
Alexander Hamilton Institute, 1961
 Buku Teks SO