000 00266nam a22001217a 4500
040 _cSY
082 _a338
100 _aCHHAT KONGKEA; ឆាយ គង្គា
245 _aAgricultural and food policy
260 _aRUA
_bCHH
_c1998
300 _a521p.
942 _cEK
999 _c9521
_d9521