21
by Gwin, Catherine
Published 1994
22
23
by Taras, Ray, 1946-
Published 1995
24
by May, Glenn Anthony
Published 1991
25
by Juynboll, G.H.A.
Published 1996
26
27
by Carey, James Charles
Published 1984
28
by Solberg, Carl E.
Published 1979
29
by Marr, David G.
Published 1955
30
by Karnow, Stanley
Published 1990