TY - BOOK AU - Gupta, Shrikant ED - Saxena, M.P. TI - Functional relevance of agricultural documentary films: a study of field publicity units, Dehradun U1 - TH PY - 1984/// CY - Pantnagar PB - GBPUA&T KW - Communication in agriculture KW - Documentary KW - Moving pictures N1 - Agricultural Communication and Extension ER -