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005 20250508164044.0
008 008 250505s9999 xx 000 0 hin d
037 _aTextBook
040 _aFEDL
_beng
_cFEDL
041 _ahin
_2hin
084 _a371.3, MAN
_qFEDL
100 _aMangal S K
245 0 _aShikshan takniqe
260 _aNew Delhi, India
_bArya Book Depot
_c2003
300 _a419p
365 _aINR
_b125
650 _aEducation; Teaching Technique
700 _a Mangal Uma Mangal Shubhra
_9777189
942 _cTB
_h371.3, MAN
999 _c1386828
_d1386828