{"source":"book","style":"apa","contributors": [{"function":"author","last":"Du","first":"Bois","middle":"W E B"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"John Brown","publisher":"International Publishers","city":"New York","year":"1962"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"177092"}