000 00447nam a2200169Ia 4500
003 GCL
008 140319s9999 xx 000 0 eng d
040 _aGCL /
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245 1 0 _aAGRICULTURAL EXTENSION IN DEVELOPING COUNTRIES
260 _a[S.N] :
_bELBS LONGMAN ،
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300 _a108\P
650 0 4 _aAGRICULTURE
650 0 4 _aDEVELOPING
650 0 4 _aRURAL DEVELOPMENT
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