1
Published 1991
2
by Massie, Joseph L.
Published 1985
3
by Livingstone, James M.
Published 1976
4
by Janis, Irving Lester
Published 1989
5
by Blaine, Michael James, 1952-
Published 1994
6
by Stewart, Jim
Published 1993
7
by Marriott, Sarah
Published 1992
8
by Crawley, John
Published 1992
9
by Chandler, Alfred D.
Published 1962
10
by Crosby, Philip B.
Published 1994
11
by Murray, Geoffrey, 1942-
Published 1996
12
by Bartlett, Christopher A.
Published 1993
13
by Bartlett, Christopher A.
Published 1993
14
by Byttebier, K.
Published 1995
15
Published 1998
16
Published 1998
17
18
Published 1990
19
by Axley, Stephen R.
Published 1993
20
by Brunton, Richard Henry
Published 1991