00533cam a2200157 a 4500 9718778004 DLC 302 MAR 1991 C022 Or. Cadiz, Maria Celeste H. Educational communication in development : basic concepts, principles, theories, and knowhow / Rev. ed. College, Laguna, Philippines : University of the Philippines Los Baños, [1991] 161 p. : ill. ; 23 cm. Communication in economic development. AEDBB 22534 22534 0 0 0 302_000000000000000_MAR_1991_C022_OR 0 96966 LBC LBC C022 2024-01-11 302 MAR 1991 C022 Or. a074953 2024-01-11 2024-01-11 AEDBB