000 00347nam a2200145Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
020 _a81-7648-401-6
041 _aen
082 _a370.068
100 _aRAO, V.K
245 0 _aQuality Education
260 _aNew Delhi
_bA.P.H Publishing corporation
_c2003
300 _avi, 366 P
942 _cPR
999 _c58140
_d58140