Lieberman, Philip. Uniquely human the evolution of speech, thought, and selfless behavior / [Texte imprimé] : Philip Lieberman - Cambridge, Mass. : Harvard University Press, 1991 - 1 vol. (210 p.) : ill. ; 24 cm Index Bibliogr. p. [183]-202 ISBN: 0674921828 (alk. paper) Subjects--Index Terms: Human evolution Brain Speech Behavior evolution Dewey Class. No.: 155.7