Miller, William
Proactive selling : control the process--win the sale
Amacom, 2012
Buku Teks
Miller, William
Proactive selling: control the process, win the sale
American Management Association, 2003
eBooks
Davies, liz
Proactive child protection and social work
Learning Matters Ltd., 2008
Buku Teks
Fahrenheit, Fradhyt
Beauty for sale
FOUmediapublisher, 2006
Buku Teks
Atiyah, P.S.
The sale of goods
Pitman, 1975
Buku Teks