000 00287nam a2200121Ia 4500
008 230321s9999 xx 000 0 und d
082 _bKAU
100 _aKaushik, Vijaya Kumari
245 0 _aProgrammed Education Learning Technology
260 _bAnmol
_c2004
300 _a294
942 _cBK
999 _c682
_d682