TY - BOOK AU - Ban,A.W.van den AU - Hawkins,H.S. TI - Agricultural extension SN - 063204053X (pbk. : alk. paper) U1 - 630.715 23 PY - 1996/// CY - Oxford, Malden, MA PB - Blackwell Science KW - Agricultural extension work N1 - Includes bibliographical references and index ER -