000			00540cam a2200205ua 4500
001			10665
005			20260515114640.0
008			190325n ii |||gr||||Z||||||eng
020			_a9788120337237
040			_cMAIN
082			_a371.33
100			_aS K Mangal, _eAuthor.
245			_aEssentials of educational technology
250			_a7th rep.
260			_aDelhi: _bPHI learning private limited, _c2016.
300			_a812p.
653			_aSchools & their activities special education
700			_aUma Mangal, _eAuthor.
942			_cBK
999			_c9626 _d9626