1
2
Published 2001
3
Published 2004
4
Published 1999
5
by Hook, Glenn D.
Published 2005
6
by Dickson, Anna K.
Published 1997
7
Published 1996
8
by Thomas, Caroline
Published 1987
9
by Daoudi, M. S.
Published 1985
10
Published 2007
11
by Liu, Gretchen.
Published 2005