000 00261nam a2200121Ia 4500
008 160921s9999 xx 000 0 und d
100 _aKUMAR N.
245 _aEDUCATIONAL TECHNOLOGY
250 _a1ST
260 _bAITBS
_c2009
300 _a446
942 _cBK
999 _c27918
_d27918