{"source":"book","style":"apa","contributors": [{"function":"author","last":"Peart","first":"R","middle":"M ,"},{"function":"author","last":"Brook","first":"R","middle":"C"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Analysis of agricultural energy systems","publisher":"Elsevier","city":"Amsterdam; New York","year":"1992"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"28115818","isbn":"0444886605 9780444886606"}