000 00254nam a2200073 4500
080 _a
_b
245 _aIS:05420(Part I) - 1969 (Reaffirmed 1991); Guide on Precision of Test Methods Part 1 Principles and Application
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1970
300 _a13p
999 _c36493
_d36493