000 00260nam a22001097a 4500
999 _c2021
_d2021
020 _a9780074639948
082 _a541.2254
100 _aPremamoy Ghosh
245 _aPolymer Science and Technology
260 _aNew Delhi
_bTata Mc Graw-Hill
_c2007
942 _cBK
_04