1
2
Published 2011
3
by Davey, Kenneth Jackson
Published 1993
4
by Kamm, Sylvan
Published 1970
5
Published 1986
6
Published 1992
7
Published 1992
8
by Becker, Joseph M.
Published 1981
9
by Mansfield, Edwin
Published 1994
10
11
Published 2000
12
Published 1975