00323nam a2200121Ia 4500008004100000022001200041041001200053245002800065260004200093440000900135520002900144650002800173240126s9999    xx            000 0 und d  a9702628  aEnglish 0aStandards India (2007 -  bBureau of Indian Standard,aNew Delhi  aNULL  aSubs. No : 122 SI/P-0011  aStandards,India,(2007,-