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020 _a9789350515532
082 _a372.7
100 _aPatel, R.N.
245 0 _aTeaching And Learning Mathematics in Modern Times
260 _bHimalaya Publishing House
_c2012
_aNew Dehli
300 _bPaper back
_a450p.
_c24 cm
942 _cBooks
999 _c14880
_d14880