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Published 1994
2
Published 1991
3
by Bradley, Bill
Published 1987
4
by Odgaard, Liselotte
Published 2006
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by Litwak, Robert.
Published 2007
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6
by Nolan, Cathal J.
Published 1993
7
Published 2008
8
Published 2005
9
by White, Brian
Published 2001
10
by Gordon, Philip H.
Published 1995
11
Published 2009
12
by Abrams, Elliott
Published 1995
13
by Collins, Alan
Published 1997
14
Published 1993
15
Published 1998
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by Emmers, Ralf, 1974-
Published 2003
17
Published 1992
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by Hauswedell, Christian
Published 2004