000 00371 a2200121 4500
041 _aEn
100 _aPiumi B. A. I.
245 _aThe impact of prohibition of the polyhene products which is less than twenty microns in thickness, on supermarkets in Sri Lanka
260 _c2008
_g2008
300 _bill
_c30 cm.
_aix,59 p
650 _aAGRICULTURAL ECONOMICS
942 _cT
999 _c10404
_d11844