000 00272nam a2200109Ia 4500
008 220321s9999 xx 000 0 und d
100 _aMuddasir Hamid Malik
245 0 _aInstructional technology
260 _aDelhi, Publication A.P.H
_c2013
300 _a125
942 _cRF
999 _c9353
_d9353