1
by Duchessi, Peter, 1953-
Published 2002
2
Published 1994
3
Published 2002
4
by Reichheld, Frederick F.
Published 2001
5
by Timm, Paul R
Published 1989
6
7
by Timm, Paul R
Published 1989
8
by Davidow, William H.
Published 1990
9
by Sewell, Carl
Published 1991
10
by Rahmat Ismail
Published 2001
11
by Prahalad, C. K.
Published 2004
12
13
14
by Timm, Paul R
Published 1989