000 nam a22 7a 4500
999 _c515
_d515
003 OSt
005 20180507170233.0
008 180507b xxu||||| |||| 00| 0 eng d
020 _a9788170355069
082 _a630.715
_bCAR
100 _aCarey, Harry A.
245 _aCommunication in extension : a teaching and learning guide /
_cby Harry A Carey.
260 _aRome :
_b Food and Agriculture Organization of the United Nations ;
_c2009.
300 _a144 p.,
_c28 cm.
942 _2ddc
_cBK