1
by Silverberg, Robert.
Published 1967
Book
2
Published 1991
Book
3
by Whittle, A. W. R.
Published 1996
Book
4
by Hoffecker, John F.
Published 2005
Book
5
by Trigger, Bruce G.
Published 2003
Book
6
by Waechter, John.
Published 1990
Book
7
by Haviland, William A.
Published 2000
Book
8
by Campbell, Bernard Grant.
Published 2000
Book
9
Published 2008
Book
10
by Barham, Lawrence.
Published 2008
Book
11
Published 2002
Book
12
by Bellwood, Peter S.
Published 1997
Book
13
by Carrington, Richard.
Published 1963
Book
14
by Clark, Grahame, 1907-1995.
Published 1970
Book
15
by Ammerman, Albert J., 1942-
Published 1984
Book
16
by Binford, Lewis R. 1931-2011.
Published 1983
Book
17
Book
19
by Lessem, Don.
Published 1994
Book
20
Published 1997
Book