|aThe stone age present :|bhow evolution has shaped modern life : from sex, violence, and language to emotions, morals, and communities /|cby William F. Allman.
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|aNew York :|bToughstone,|cc1995.
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|a286 p. :|bill. ;|c24 cm.
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|aIncludes bibliographical references (p. [265]-269) and index.