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    Agricultural extension by training and visit : the Asian experience /
    出版 1983
    "A World Bank and UNDP symposium."
    Papers presented at the Asian Regional Workshop in the T & V System of Extension, sponsored by the World Bank and the United Nations Development Programme, at Chiang Mai, Thailand, in 1982.
    “...Asian Regional Workshop on the T & V System of Extension...”
    会议录 图书
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