000 00459cam a2200193ua 4500
001 14907
008 191120n II |||gr||||Z||||||asm
040 _aMAIN
041 _aEnglish
041 _aasm
082 _a371.33 DAS
100 _aDAS, BISHNUSARAN.
245 _aSIKSHA PROYUGBIGYAN
260 _aNEW DELHI:
_bKALYANI PUBLISHERS,
_c2005.
300 _a206:
_c22CM.
653 _aEducational Technology
700 _aGOGOI, BASANTA.
942 _cBK
999 _c14792
_d14792