000 nam a22 7a 4500
999 _c334
_d334
003 OSt
005 20180502002157.0
008 180502b xxu||||| |||| 00| 0 eng d
020 _a9788170354086
082 _a630.715
_bSWA
100 _a Swanson, Burton E
110 _aSwanson, Burton E.
111 _a Bentz, Robert P.
245 _aImproving agricultural extension : a reference manual /
_cby Burton E Swanson; Robert P Bentz; Andrew J Sofranko
_hEnglish
260 _aRome :
_bFood and Agriculture Organization of the United Nations
_c1997.
300 _aix ; 220 p.,
_c28 cm.
942 _2ddc
_cBK