{"source":"book","style":"apa","contributors": [{"function":"author","last":"Muir","first":"John"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Our national parks,","publisher":"Houghton, Mifflin and Co.","city":"Boston; New York","year":"1901"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"422300"}