000 00374nam a2200145Ia 4500
008 241226s9999 xx 000 0 und d
020 _a978-93-11124-14-8
082 _a660
_bGUP
100 _aGupta, N
245 0 _aGate tutor 2018 chemical engineering
260 _aNew Delhi :
_bArihant Pub,
_c2017.
300 _a771
365 _a910
650 _aChemical Engineering
999 _c110917
_d110917