1
by Kotler, Philip
Published 2006
2
by McTaggart, Douglas.
Published 1996
3
by Boone, Louis E.
Published 1998
4
5
Published 1994
6
by Baker, Michael J.
Published 1996
7
by Jain, Subhash C.
Published 2000
8
by Moutinho, Luiz
Published 1995
9
10
by Kotler, Philip
Published 2003
11
12
13
by Rix, Peter
Published 2001