{"id":"000028744","type":"book","title":"Plant communities of the Maccurdy ecological tract, Montcalm County, Michigan. - Ann Arbor, MI","container-title":"Michigan academician ; 4.1971, no. 1, S. 17-28 : 4 Ill","author":[{"family":"MacDonald","given":"Roderick L."}],"issued":{"raw":"1971"}}