왕인근 2018-11-15T08:26:32Z 2018-11-15T08:26:32Z 1983-12 JRD06-2-05 http://repository.krei.re.kr/handle/2018.oak/15725 KREI The Role and Effectiveness of, and Strategies for Agricultural Extension Services for Agricultural and Rural Development of Developing Counteries The Role and Effectiveness of, and Strategies for Agricultural Extension Services for Agricultural and Rural Development of Developing Counteries KREI 논문 Wang, Inkeun