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Google圖書搜尋
Tobit analysis of factors affecting vegetable expenditure patterns in U.S. households
Virginia Polytechnic Institute and State University. Agricultural Experiment Station
Oral Capps
出版
Virginia Agricultural Experiment Station, Virginia Polytechnic Institute and State University
, 1984
URL
http://books.google.com.hk/books?id=yTsuHQAACAAJ&hl=&source=gbs_api