Simpson, George Gaylord
The meaning of evolution : a study of the history of life and of its significance for man
Yale University Press, 1967
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Starr, Cecie
Evolution of life : biology
Thomson, 2004
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Simpson, George Gaylord
This view of life : the world of an evolutionist
Harcourt Brace & World, 1964
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Darwin, Charles
The origin of species by means of natural selection or the preservation of favoured races in the struggle for life / Charles Darwin
Penguin Books, 1985
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Darwin, Charles
The origin of species by means of natural selection or the preservation of favored races in the struggle for life / by Charles Darwin
The Modern Library , [Date of publication not identified]
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