TY - VF AU - Roth,U. ED - ICRISAT|BMZ TI - Show me, tell me, explain me.. U1 - 0056-V PY - 1997/// CY - Andhra Pradesh (India) PB - ICRISAT, KW - Diffusion of information KW - Diffusion of research KW - Education KW - Extension activities KW - India ER -