Hallpike, Christopher Robert The principles of social evolution / C.R. Hallpike. - Oxford [England] ; New York : Clarendon Press ; Oxford University Press, 1988. - xi, 412 p. : ill. ; 22 cm. - 573.2 . Includes index. Bibliogr.: p. [379]-402. ISBN: 019827596X (pbk.) Subjects--Topical Terms: Social evolution. Dewey Class. No.: 573.2