000 00364nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a197146
082 _a338.51
_bCOS
245 _aCOST of cultivation of agricultural crops 2008 yala
260 _aPeradeniya
_bSocio economics and planning centre
_c2009
300 _axi, 101 p.
650 _aCosts
942 _cR
999 _c60289
_d60289