000 00219 a2200097 4500
001 33844
100 _aRao, V. K.
245 _aEducation system
260 _aNew Delhi
_bA.P.H. Publishing
_c2002
090 _c22494
_d22494
942 _aNUST-CAE
_cM
_c13885
999 _c268917
_d268917