41
by Elshami, Ahmed M, 1936-
Published 1990
42
Published 1989
43
by Puccio, Joseph A.
Published 1989
44
Published 1990
45
by Johnston, Robert H, 1937-
Published 1991
46
Published 1991
47
by Harris, Bob, 1964-
Published 1996
48
by Gilbert, Dennis A.
Published 1988
49
by Applegate, Edd
Published 1996
50
Published 1989
51
by Weingarten, Jan
Published 1993
52
by Plumley, Susan
Published 1993
53
by Cotterell, Peter
Published 1994
54
Published 1997
55
by O'Daniel, Marie
Published 2001
56
by Saw, Swee-Hock
Published 1981
57
by Carter, Sarah
Published 1990
58
Published 1990
59
Published 1993
60
by De Bono, Edward, 1933-
Published 1990