1
Published 1991
2
by Smart, 1927
Published 2008
3
4
by Gilson
Published 1999
5
by King
Published 2009
6
by Taylor, Mark C
Published 2007
7
by Dear
Published 2006
8
by Pawlett
Published 2007
9
by Hartz
Published 2007
10
Published 2006
11
by Thornhill, C. J., 1966-
Published 2006
12
by Matar
Published 2006
13
by Collins
Published 1998
14
by Corbin
Published 1998
15
Published 2008
16
by Osborn
Published 1993
17
18
Published 1985
19
Published 2013
20
by Nagel Thomas
Published 1987