1
Published 2003
2
by Bernhard, Nancy E., 1962-
Published 1999
3
4
5
Published 1994
6
7
8
9
10
by Held, David
Published 1995
11
Published 1986
12
by Holsti, K.J, 1935-
Published 1992
13
Published 1989
14
by Viotti, Paul R.
Published 1999
15
Published 1996
16
by Boucher, David
Published 1998
17
by Cox, Robert W., 1926-
Published 1996
18
by Hasenclever, Andreas
Published 1997
19
Published 1997
20
by Spegele, Roger D.
Published 1996