na INLIS000000000003265 20230410015614 0010-0521003265 230410 | | Prc 631.001.81 FAR 631.001.81 FAR Farmers of the world : the development of agricultural extension / Edited by Edmund deS. Brunner, Irwin T. Sanders, and Douglas Ensminger New York : Columbia University Press, 1945 xiii, 208 p. ; 24 cm. FARMERS EXTENSION ACTIVITIES 34/64 B