000 00429nam a2200181Ia 4500
005 20250603145512.0
008 250603s9999 xx 000 0 und d
020 _a9789351540298
050 _aTP 690 .S56/
100 _aSingh R. K.
245 0 _aPetrochemical production process
260 _aNew Delhi
260 _bVenus books publishers
260 _c2015
300 _a288 p
650 _aNew Delhi
942 _cBK
999 _c42046
_d42046