1
by Barber, Benjamin R, 1939-
Published 2003
2
by Jones, Rodney W.
Published 1984
3
Published 1975
4
5
by Kaufmann, William W.
Published 1991
6
by Buchan, Alastair
Published 1963
7
Published 1993
8
by Brodie, Bernard, 1910-
Published 1974
9
10
by Kissinger, Henry A, 1923-
Published 1957
11
by Dennis, Peter, 1945-
Published 1972
12
Published 1965
13
Published 1987
14
by Heilbrunn, Otto
Published 1965
15
16
by Sveics, V. V.
Published 1970
17
by Callinicos, Alex
Published 2003
18
by McIntosh, Malcolm, 1953-
Published 1990
19
by Middleton, Drew, 1913-
Published 1975
20
by Osgood, Robert Endicott
Published 1988