000 00302nam a22001217a 4500
040 _cSY
082 _a547
100 _aMAO SOPHEARETH; ម៉ៅ សុភារ៉េត
245 _aCHIMIE ORGANIQUE, គីមីសរីរាង្គ
260 _aRUA
_bMAO
_c1997
300 _a137p.
942 _cKB
999 _c9769
_d9769