Penders, J.M.A.
Methods and program planning in rural extension / J.M.A. Penders - Washinton: Wageningen Veenman & Zonen, 1956 - 324p.: ill.; 20 cm.
Rural development
301.35 / PEN
Methods and program planning in rural extension / J.M.A. Penders - Washinton: Wageningen Veenman & Zonen, 1956 - 324p.: ill.; 20 cm.
Rural development
301.35 / PEN