1
2
by Newton, Grant W.
Published 2003
3
4
by Stross, Randall E
Published 2000
5
by Rose, Peter S
Published 1989
6
by Little, Ken
Published 2000
7
8
by Simon, Deke
Published 2001
9
10
by Lipman, Frederick D
Published 2009
11
by Shone, Tom
Published 2004
12
Published 2005
13
by Eberts, Marjorie
Published 2005
14
15
by Irwin, Robert
Published 2004
16
by Coe, Charles K
Published 2007
17
18
19
by Prentzas, G.S.
Published 2015
20
Published 2015