000 00543nam a22001937a 4500
003 OSt
005 20180829165926.0
008 160225b xxu||||| |||| 00| 0 eng d
020 _a9788121932592
082 _aET
100 _aMalhotra, O.P.
245 _aBHSEC mathematics book I for class XI : For Class XI students of Bhutan.
250 _aRev. ed.
260 _aNew Delhi :
_bS. Chand & Company Pvt. Ltd.,
_c2013.
300 _axi, Ch26-12
_bill.
_c24 cm.
700 _aGupta, S.K.
700 _aGangal, Anubhuti.
942 _2ddc
_cET
999 _c10386
_d10386