TY - BOOK AU - Benor,Daniel AU - Baxter,Michael W.P. AU - Harrison,James Q. ED - World Bank TI - Agricultural extension: the treining and visit system SN - 0821301403 ( pbk. ) AV - S544 B45 1984 PY - 1984/// CY - Washington, D.C. PB - World Bank KW - Agricultural extension work ER -