1
by Middleton, Drew, 1913-
Published 1975
2
Published 1994
3
by Summers, Harry G.
Published 1995
4
5
by Bracken, Paul
Published 1999
6
by Snow, Donald M, 1943-
Published 2000
7
by Barnett, Thomas P. M.
Published 2004
8
by Mey, Holger H, 1958-
Published 2004
9
10
11
Published 2002