000 00503nam a22001697a 4500
003 OSt
005 20180411163008.0
008 151215b xxu||||| |||| 00| 0 eng d
020 _a9993602736
082 _aET
110 _aDCRD
245 _aTeacher's guide to understanding mathematics : textbook for class ix.
260 _aParo, Bhutan:
_bDCRD,
_c2015.
300 _axxviii, 302p.
_bill.
_c27 cm.
650 _aTeacher's guide to understanding mathematics textbook for class ix
942 _2ddc
_cET
999 _c10292
_d10292