000 00336nam a2200133Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0
082 _a546
_bBHA
100 _aBhaskararao, B K.
245 0 _aText on petro chemicals
260 _aDelhi :
_bKhanna Publication,
_c1998.
365 _a75.00
650 _aChemical Sciences
999 _c7223
_d7223