na INLIS000000000060062 20240926101511 ta 240926 g 0 eng 0-582-02883-3 0010-0423000442 63.001.8 63.001.8 BAN a BAN, A.W. van den Agricultural extension / A.W. van den Ban and H.S. Hawkins 1st ed. Harlow : Longman Scientific & Technical, 1988 xi, 328 p. : ill. ; 22 cm. Incl. bibl.-- Glossary: p. 308-322.-- Index: p. 323-328 AGRICULTURAL EXTENSION EXTENSION ACTIVITIES HAWKINS, H.S. 736/92