000 00294nam a2200121Ia 4500
008 220321s9999 xx 000 0 und d
100 _aKusum Sharma
245 0 _aEssentials of Educational Technology & Mgt.
250 _aNew
260 _aAgra, Publication Radha
300 _a368
942 _cRF
999 _c9227
_d9227