000 00360nam a22001457a 4500
999 _c15582
_d15582
003 OSt
008 190517b ||||| |||| 00| 0 eng d
020 _a9789386546388
082 _a631.583
_bGHO/GR
100 _aGhosh, Arupratan
_94063
245 _aGreen Technology
260 _aNew Delhi
_bNew India Publishing House
_c2019
300 _a290 p.
942 _cBK