21
by Lafeber, Walter
Published 1985
22
by Kardelj, Edvard, 1910-
Published 1979
23
Published 1992
24
by Cowhey, Peter F, 1948-
Published 1985
25
26
by Brzezinski, Zbigniew K, 1928-
Published 1997
27
by Lowe, John
Published 1994
28
by Mahan, A. T, 1840-1914.
Published 2003
29
30
by Chomsky, Noam, 1928-
Published 2002
31
by Holbraad, Carsten
Published 1979
32
by Heuser, Beatrice
Published 1996
33
by Ulam, Adam B, 1922-
Published 1983
34
Published 2002
35
by Qasim Ahmad
Published 1992