000 00263nam a22001217a 4500
003 SGT
082 _bRUH
100 _aRUHELA, S.P.
245 _aESSENTIALS OF EDUCATIONAL TECHONOLOGY
260 _aDELHI
_bINDIAN PUB.
_c2014
300 _a141
942 _2ddc
_cBK
999 _c19882
_d19882