1
by Chandra Muzaffar, 1947-
Published 1993
2
by Agathangelou, Anna M.
Published 2009
3
Published 1978
4
Published 1998
5
by Pogge, Thomas.
Published 2010
6
Published 1994
7
by Lieshout, Robert H.
Published 1995
8
by Holsti, Ole R.
Published 1972
9
by Frankel, Joseph
Published 1963
10
Published 1964
11
Published 2000
12
by Renouvin, Pierre
Published 1968
13
Published 1979
14
by Wright, Moorhead
Published 1977
15
16
by Fawq El'Adah, Samouhi
Published 1974
17
Published 1996
18
by Manheim, Jarol B, 1946-
Published 1994
19
20
by Vasquez, John A
Published 2003