000 00398nam a2200145Ia 4500
008 240930s9999||||xx |||||||||||||| ||und||
082 _a330
_bDEP
242 _aAarthika widyawa
245 0 _aආර්ථික විද්‍යාව
250 _a3rd Ed.;
260 _aColombo
_bDepartment of Educational Publications,
_c1957
300 _a129p.;
_c21cm
650 _aEconomics
942 _cLM
999 _c134106
_d134106