000 00438nam a2200169Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
020 _cRS395
040 _e241320
_aMAIN
041 _aEnglish
082 _a371.33 R134E
100 _aRaina, M K
245 0 _aEducation technology
260 _aNew Delhi
_bEssential Books
_c2017
300 _avi, 278 p.
500 _a2795 24/07/2017 RBP17/66686 26/07/2017 Main Budget
942 _cBK
999 _c23306
_d23306