000 00286nam a2200133 4500
020 _a780195674146
082 _a541.2254
100 _aWalton,David
245 _aPolymers
250 _aIndian ed
260 _aNew Delhi
_bOxford university press
_c2005
650 _apolymers
942 _cBK
999 _c973
_d973