1
by Cecil, Lamar.
Published 1989
Book
2
by Kohut, Thomas August.
Published 1991
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3
by Palmer, Alan, 1926-
Published 1978
Book
4
by Röhl, John C. G.
Published 2004
Book
5
by Retallack, James N.
Published 1996
Book
6
Published 2003
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Electronic