1
by McForan, Desmond.
Published 1987
2
by Wilkinson, Paul, 1937-
Published 1974
3
by Enders, Walter, 1948-
Published 2006
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4
by Martin, Gus
Published 2006
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5
by Whittaker, David J, 1925-
Published 2007
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7
8
by Nyatepe-Coo, Akorlie A.
Published 2004
9
by Katona, Peter, Dr.
Published 2006
10
by Elagab, Omer Y.
Published 1995
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12
Published 2007
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Published 2006
14
by Lutz, James M.
Published 2004
15
by Harmon, Christopher C.
Published 2007
16
by Gilbert, Paul, 1942-
Published 2003
17
Published 1990
18
by Cooley, John K, 1927-
Published 2000
19
Published 2006
20
by Laqueur, Walter
Published 1978