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The Effectiveness of Nonprofessionals in Cooperative Extension Education for Low-income Farmers
Howard Wayne Ladewig
Texas Agricultural Experiment Station
Vance W. Edmondson
其他書名
An Interim Evaluation
出版
Texas Agricultural Extension Service, Texas Agricultural Experiment Station, Texas A & M University
, 1972
URL
http://books.google.com.hk/books?id=Zkc1zgEACAAJ&hl=&source=gbs_api