1
by Charlton, Michael
Published 1990
2
3
by Norpoth, Helmut
Published 1992
4
5
by Deighton, Anne, 1949-
Published 1990
6
7
by Lucas, Scott
Published 1996
8
by Grasselli, Gabriella
Published 1996
9
by Olson, Robert W.
Published 1989