{"source":"book","style":"apa","contributors": [{"function":"author","last":"Richardson","first":"Robert","middle":"D ,"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Henry Thoreau : a life of the mind","publisher":"University of California Press","city":"Berkeley","year":"1986"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"12946880","isbn":"0520054954 9780520054950 0520063465 9780520063464"}