21
by Fieldhouse, D.K, 1925
Published 1986
22
Published 1993
23
Published 1997
24
by Maran, Rita
Published 1989
25
by Arlighaus. Bruce E.
Published 1984
26
27
by Welch, Claude Emerson
Published 1987
28
29
Published 1989
30
31
by Matthiessen, Peter.
Published 1991
32
by Ampiah, Kweku
Published 1997
33
Published 1964
34
by Timberlake, Lloyd
Published 1986
35
by Johnson, Sterling
Published 1998