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Agricultural Instruction in Secondary Schools

Arthur Coleman MonahanCharles Hart HandschinClarence Hall RobisonEugene Cuningham BransonGeorge Edwin MacLeanRoland B. DanielUnited States. Office of EducationFloyd B. JenksRobert Herring Wright

其他書名	Papers Read at the Third Annual Meeting of the American Association for the Advancement of Agricultural Teaching, Atlanta, Ga., November 12, 1912
出版	U.S. Government Printing Office, 1913
URL	http://books.google.com.hk/books?id=l68wcKXs1ucC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN