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Google圖書搜尋
The Marketing of Groundnut by Farmers in the Major Groundnut-production Areas of Nigeria
J. K. Libura
出版
Institute for Agricultural Research, Samaru, Ahmadu Bello University
, 1986
URL
http://books.google.com.hk/books?id=YXLNvQEACAAJ&hl=&source=gbs_api