"Extension aims and societal change."; "Photiadis, John."; "United States. Extension Service."; "Agricultural extension work--Appalachian Region.", "Agricultural extension work."; "Photiadis, John."; "undated"; "

Mimeograph of typescript. \"This paper is an elaboration of a previous paper titled \"Extension Aims and Modern Society,\" Appalachian Center, West Virginia University, Mimeographed, 62 pages, 1968.\"

"; ""; "P11192"; "pec"; "Agricultural extension work--Appalachian Region.", "Agricultural extension work.", "United States. Extension Service."; "14256"; .