000 00389cam a2200169ua 4500
001 3376
008 191120n II |||gr||||Z||||||eng
040 _aMAIN
041 _aEnglish
082 _a371.33 SIN
100 _aSINGH, C.P.
245 _aEDUCATIONAL TECHNOLOGY
260 _a[s.l]:
_bLOTUS PUB.,
_c2006.
300 _a312:
_c20CM.
653 _aEducational Technology
942 _cBK
999 _c3364
_d3364