000 00306nam a22001457a 4500
020 _a9788126536047
082 _a530 WAL
100 _aWalker,Jearl
245 _aPrinciples of Physics
250 _a9 ed
260 _aNew Delhi
_bJohn Wiley
_c2011
300 _a1249 p
650 _aphysics
942 _cREF
999 _c1989
_d1989