000 00279nam a2200121Ia 4500
008 220821s2012 xx 000 0 eng d
100 _aSINGH, DR. HEMA
245 0 _aPOLYMER SCIENCE AND TECHNOLOGY
250 _a1ST
260 _bACME
_c2012
300 _a369
942 _2ddc
_cBTECH
999 _c2360
_d2360