AUTHOR
Ascroft, Joseph R.
1
Beal, George M.
1
Byrnes, Francis C.
1
Byrnes, Kerry J.
1
CENTO Conference on Agricultural Extension (1967 : Ankara, Turkey, etc.)
1
Central Treaty Organization
1
Farm and Home Development Office
1
Groot, Hans Cornelis 1939-
1
Lerch, Donald G.
1
Mercado, Cesar Matamorosa 1938-
1
Mercado, Cesar Matarosa 1938-
1
Philippines (Republic). Agricultural Information Division
1
Savile, A. H.
1
United Nations. Federal Extension Services. Division of Extension Research and Training
1
University of the Philippines (Diliman). Institute of Mass Communication
1
University of the Philippines (Los Banos). College of Agriculture
1