1
2
by Graebner, Norman A.
Published 2008
3
by Donnelly, Thomas
Published 1991
4
5
6
Published 1991
7
by Buckley, Kevin
Published 1991
8
by Lattimore, Owen, 1900-
Published 1990
9
10
by Sanger, David E.
Published 2009
11
by Robinson, William I.
Published 1996
12
by Preston, William, 1924-
Published 1989
13
by Porpora, Douglas V.
Published 1990
14
15
by Young, Marilyn Blatt
Published 1991
16
17
by Carothers, Tom H.
Published 1991
18
by Matthewson, Tim, 1945-
Published 2003
19
20
by Leibowitz, Arnold H.
Published 1996