登入
選單
返回
Google圖書搜尋
Farm Operator Level-of-living Indexes for Counties of the United States, 1950 and 1959
James Daniel Cowhig
出版
Economic Research Service, Economic and Statistical Analysis Division, U.S. Department of Agriculture
, 1962
URL
http://books.google.com.hk/books?id=G6FX0AEACAAJ&hl=&source=gbs_api