000 00303nam a22001457a 4500
003 SGT
020 _a9789386633293
082 _bGUR
100 _aGURTU J.N
245 _aGREEN CHEMISTRY
260 _bPRAGATI PRAKASHAN
_c2017
300 _a184
650 _aPHYSICAL SCIENCE
942 _2ddc
_cBK
_05
999 _c16067
_d16067