Sjo,John. (1976). Economics for Agriculturalists: A Beginning Text in Agricultural Economics. Copyright Grid. Inc.
Chicago Edition CitationSjo,John. Economics for Agriculturalists: A Beginning Text in Agricultural Economics. Ohio: Copyright Grid. Inc, 1976.
MLA引文Sjo,John. Economics for Agriculturalists: A Beginning Text in Agricultural Economics. Copyright Grid. Inc, 1976.
警告:這些引文格式不一定是100%准確.