1
2
Published 1986
3
by Wilson, Graham
Published 2001
4
by Arnold, John D.
Published 1978
5
by Hertz, David B.
Published 1983
6
Published 2010
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7
by Cornell, Alexander H.
Published 1980
8
by Heller, Robert
Published 1998
9
by Prescott, Bryan D.
Published 1980