000 nam a22 7a 4500
999 _c853
_d853
003 OSt
005 20180531131804.0
008 180531b xxu||||| |||| 00| 0 eng d
020 _a8170354080
082 _a630
_bSWA
100 _aSwanson, Burton E
110 _aBentz, Robert P
111 _aSofranko, Andrew J
245 _a Improving agricultural extension : a reference manual /
_cedited by Burton E Swanson, Robert P Bentz and Andrew J Sofranko.
260 _aRome :
_bFood and Agriculture Organization of the United Nations ;
_c1997.
300 _a220 p.,
_c26 cm.
942 _2ddc
_cBK