1
by Brewster, R. Wallace
Published 1963
2
by Fennessy, R. R.
Published 1963
3
by Shepsle, Kenneth A.
Published 2010
4
by Barker, Ernest, 1874-
Published 1956
5
by Field, G. C.
Published 1955
6
by Ball, Alan R.
Published 1993
7
by Appadorai, A
Published 1954
8
by Walker, R. B. J.
Published 1993
9
by Stirk, Peter M. R, 1954-
Published 1995
10
by Schlesinger, Philip
Published 1991
11
by Friedrich, Carl J, 1901-
Published 1950
12
by Lipson, Leslie
Published 1997
13
by Heywood, Andrew.
Published 1992
14
by Blondel, Jean, 1929-
Published 1981
15
by Nanda, S.
Published 1985
16
by Runciman, W. G.
Published 1963
17
by Ranney, Austin
Published 1990
18
by Suri, Surindar
Published 1964
19
Published 1984
20
by Pennock, J. Roland
Published 1964