【作者(必填)】[size=15.3333330154419px]Gary Coop

【文题(必填)】Introduction to Econometrics

【年份(必填)】[size=15.3333330154419px]2008

【全文链接或数据库名称(选填)】[size=15.3333330154419px]http://www.amazon.com/Introduction-Econometrics-Gary-Koop/dp/0470032707/ref=sr_1_1?ie=UTF8&qid=1377213485&sr=8-1&keywords=Introduction+to+Econometrics+koop
书上封面是北极熊那本···