1
2
Published 1977
3
by Fink
Published 1991
4
by Losee
Published 1993
5
Published 2006
6
Published 2006
7
Published 2006
8
Published 2006
9
10
by Brown
Published 2007
11
by Osborn
Published 1993
12
Published 1985
13
by Corbin
Published 1998
14
by Collins
Published 1998
15
by Smart, 1927
Published 2008
16
17
by Gilson
Published 1999
18
by King
Published 2009
19
by Taylor, Mark C
Published 2007
20
by Dear
Published 2006