00330nam a2200109Ia 4500008004100000082002200041245006700063260004600130300001400176600001600190650001400206130903s9999    xx            000 0 und d  a374.14:63 715  N0  aNew Directions in extension training; a conceptual frame work.  aNew DelhibDirectorate of Extensionc1990  axxi,237p.  aMisra, D.C.  aExtension