1
by Kennedy, Paul M, 1945-
Published 1994
2
Published 2001
3
Published 1978
4
5
by Benveniste, Guy
Published 1994
6
by Celente, Gerald
Published 1997
7
by Hammond, Allen
Published 1998
8
by Gardiner, Gareth S.
Published 1996
9
Published 1991
10
by Abbot, Chris
Published 2007
11
Published 2002
12
Published 1994
13
Published 1995
14
15
by Hawken, Paul
Published 2000
16
by Drucker, Peter F.
Published 1999
17
by Roy, Jean-Louis, 1941-
Published 1992
18
by McRae, Hamish
Published 1998
19
Published 2001
20
by Mayor, Federico
Published 1999