000 00494nam a2200181Ia 4500
008 190921s9999||||xx |||||||||||||| ||und||
020 _a978-81-203-3723-7
_c395
040 _cPCMM Library
041 _aeng
082 _a371.3
_bMAN/E
100 _aK. Mangal, S.
245 0 _aEssentials of Educational Technology
_cK. Mangal, S. ; Uma Mangal
260 _aNew Delhi
_bPHI Learning Pvt. Ltd.
_c2011
300 _axxiv, 812
650 _aEDUCATION
700 _a Uma Mangal
942 _cBK
999 _c11719
_d11719