000 00407nam a2200157Ia 4500
008 241225s9999 xx 000 0 und d
020 _a9788121903592
082 _a660
_bDAR
100 _aDara S S .
245 2 _aA textbook of engineering chemistry
250 _a12th edition.
260 _aNew Delhi :
_bS Chand And Coltd,
_c2022.
300 _a972
365 _a700
650 _aChemical Engineering,
999 _c16914
_d16914