000 00385nam a2200157Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e215575
_aMAIN
041 _aEnglish
082 _a371.3028 G699E(2)
100 _aGoswami, Meena Kumari
245 0 _aEducational technology
250 _a2nd ed.
260 _aNew Delhi
_bAsian Books
_c2013
300 _a179 p.
942 _cBK
999 _c179670
_d179670