000 00281nam a22001337a 4500
999 _c68908
_d68905
020 _a8178901382
082 _a668.9WHI
100 _aWhitmore
245 _aPolymers
260 _aNew Delhi
_bIVY Publishers House
_c2006
300 _a150p.
650 _aPolymers
942 _cBK