000 00322nam a2200121Ia 4500
008 210804s9999 xx 000 0 und d
082 _a658.5
_bSRI
110 _aSri Lanka Standards Institution
245 0 _aBuyers' guide
260 _aColombo
_bSri Lanka Standards Institution
_c0
300 _aii, 28 p.
942 _cPRGD
999 _c159497
_d159496