Graduate study in extension education in land-grant colleges and universities [by Virginia R. Griffin, extension educationist, and Mary L. Collings, chief, Extension Training Branch, Division of Extension Research and Training.
Graduate study in extension education in land-grant colleges and universities [by Virginia R. Griffin, extension educationist, and Mary L. Collings, chief, Extension Training Branch, Division of Extension Research and Training.
国立国会図書館請求記号
630.717-Uf29g
国立国会図書館書誌ID
000006359873
資料種別
図書
著者
U. S. Federal Extension Service. Division of Extension Research and Training.
出版者
Federal Extension Service, U. S. Dept. of Agriculture