21
Published 1992
22
by Miller, Lawrence H.
Published 1986
23
by Young, Hugh D.
Published 1996
24
by Kupchella, Charles E.
Published 1986
25
by Raven, Peter H.
Published 1986
26
by Beizer, Boris,, 1934-.
Published 1986
27
by Ullman, Jeffrey D.,, 1942-.
Published 1982
28
by Mendenhall, William.
Published 1981
29
by Freund, John E.
Published 1980
30
by Persidsky, Andre.
Published 2000
31
by Hamburg, Morris,, 1922-.
Published 1979
32
by Navarra, John Gabriel.
Published 1965
33
by Holzner, Steven.
Published 1989
34
by Riordan, Rebecca.
Published 2001
35
by Wu, Margaret Schlosser.
Published 1980
36
by Donovan, John J.
Published 1972
37
by Sloan, M. E. (Martha E.)
Published 1980
38
by Mazlack, Lawrence J.
Published 1983
39
by Krumm, Rob,, 1951-
Published 1990
40
by Fuori, William M.
Published 1994