1
2
3
Published 1988
4
5
6
by Quick
Published 2003
7
by Spector
Published 2007
8
by Keyton
Published 2005
9
10
by Fletcher
Published 1997
11
12
by George
Published 1997
13
by Hannan
Published 1989
14
by Jackson, 1956-
Published 1997
15
16
by Jick, 1949-
Published 1993
17
by Kanter
Published 2000
18
by Pettigrew
Published 1991
19
by Tomasko
Published 1993
20
by Wilson
Published 1992