000 00363pam a2200145a 44500
008 230405s2012 xxu||||| |||| 00| 0 eng d
020 _cRs.225
082 _a610.73
_bPAT
100 _aPathak, R. P.
245 _aEducational Technology
260 _aNew Delhi
_bPearson Education
_c2012
300 _a269 p
700 _aChaudhary, Jagdeesh
906 _a000959
999 _c249152
_d249152