000 00419 a2200169 4500
020 _a955956210x
041 _aSn
082 _a338.521
_bERI
100 _aEriyagama , Tissa
245 _aමිළ යන්ත්‍රණය
260 _c1994
_aColombo
_bJathika Adyapana Padanama
_g1994
300 _c17 cm.
_a22 p.
650 _aPRICE MECHANISM
650 _aECONOMICS
650 _aPRICE THEORIES
942 _cSC
999 _c29374
_d30921