Effectiveness of slides in communicating farm information to rural audience [microform] - Narayanan, P. K. 1937- (Quezon City Photoduplication Service. University of the Philippines Library, 1977)
Microfilmed with 17 other titles.
Thesis (M.S.)
Originally published in College, Laguna, 1972.
Keywords: Communication -- Audio-visual aids; Filmstrips