1
by Mansour
Published 1992
2
Published 1989
3
by Caplan
Published 2007
4
Published 2007
5
Published 1993
6
by Maritain
Published 1998
7
8
by Dahrendorf
Published 1988
9
10
by Cunningham
Published 1987
11
Published 1986
12
Published 1989
13
by Chi
Published 1992
14
Published 1992
15
by Beyme
Published 1985
16
by Sinclair
Published 1988
17
18
Published 1992
19
20
by Macpherson, 1911-
Published 1977