000 00309nam a2200121 4500
245 _aMathematical language
260 _aShillong
_bNEHU Publications
_cc1986
300 _av. ; 26cm.
082 _a511.3
_bMAT
650 _aMathematics-Study and Teaching
650 _a<Mathematics
650 _aStudy and Teaching
999 _c39153
_d39153