{"source":"book","style":"apa","contributors": [{"function":"author","last":"Campbell","first":"Bernard","middle":"Grant"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Human evolution : an introduction to man's adaptations","publisher":"A. de Gruyter","city":"New York","year":"1998"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"470516194","isbn":"020202041X 9780202020419"}