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楼主
lily_merry 发表于 2009-7-5 20:21:02 |AI写论文

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2. Long-Term Trends in Agricultural Specialization in the United States: Some Preliminary Results Mary Eschelbach Gregson Agricultural History, Vol. 70, No. 1 (Winter, 1996), pp. 90-101
(article consists of 12 pages) Published by: Agricultural History Society Stable URL: http://www.jstor.org/stable/3744359
3.
Agricultural Specialization in the United States since World War II Morton D. Winsberg Agricultural History, Vol. 56, No. 4 (Oct., 1982), pp. 692-701
(article consists of 10 pages) Published by: Agricultural History Society Stable URL: http://www.jstor.org/stable/3742350
4.
From Subsistence Systems to Commercial Agriculture: The Need for a New Development Paradigm: Discussion Alex F. McCalla American Journal of Agricultural Economics, Vol. 79, No. 2 (May, 1997), pp. 643-645
(article consists of 3 pages) Published by: Blackwell Publishing on behalf of the Agricultural & Applied Economics Association Stable URL: http://www.jstor.org/stable/1244164
5.
Measuring Economies of Diversification: A Frontier Approach Shawna Grosskopf, Kathy Hayes and Suthathip Yaisawarng Journal of Business & Economic Statistics, Vol. 10, No. 4 (Oct., 1992), pp. 453-459
(article consists of 7 pages) Published by: American Statistical Association Stable URL: http://www.jstor.org/stable/1391821
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麻烦评下分,谢谢:)

沙发
trinfall 发表于 2009-7-5 20:44:47
第一篇,慢慢来哈,呵呵

藤椅
trinfall 发表于 2009-7-5 20:50:52
第二篇来了~~~

板凳
trinfall 发表于 2009-7-5 20:53:27
3. Agricultural Specialization in the United States since World War II

报纸
trinfall 发表于 2009-7-5 20:56:51
第四篇来了哦~

地板
trinfall 发表于 2009-7-5 20:58:12
最后一篇hoho~

5. Measuring Economies of Diversification.pdf

283.67 KB

已有 1 人评分学术水平 热心指数 信用等级 收起 理由
lily_merry + 1 + 1 + 1 好快,谢啦

总评分: 学术水平 + 1  热心指数 + 1  信用等级 + 1   查看全部评分

7
lily_merry 发表于 2009-7-5 21:22:23
先收工回家,明天再来下,hoho~
麻烦评下分,谢谢:)

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