na INLIS000000000007610 20240220100159 0010-0521007610 240220 | | 92-5-101453-1 en 63/OAK/g1 63/OAK/g1 AOKLEY, P. Guide to extension training / AOKLEY, P. Rome : FAO, 1985 viii, 144 p.: ill.; 23 cm. AGRICULTURE -- EXTENSION