000 00376nam a2200133Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a510.81
100 _aOFFICIAL LANGUAGE DEPARTMENT
245 0 _aTechnical terms in mathematics (pure & applied) english-sinhala part 1
260 _aColombo
_bDepartment of swabhasa
_c1956
300 _a90p.
942 _cPR
999 _c72156
_d72156