1
by Elkin, Susan.
Published 2006
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2
by Bostock, John.
Published 2012
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4
by Clement, Mary C.
Published 2005
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8
by Nehring, James
Published 1992
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10
Published 2004
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12
by Wright, Trevor, 1950-
Published 2012
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13
by Tiberius, Richard G.
Published 1990
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14
by Galton, Maurice J.
Published 2009
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