000 | 00547nam a22001577a 4500 | ||
---|---|---|---|
008 | 230420b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
080 |
_a389.151 _bL2 |
||
100 |
_aAnderton, Pamela _96958 |
||
245 |
_aChanging to the metric system: _bConversion factors, symbols and definition, _c/National Physical Laboratory |
||
260 |
_aLondon: _bNational Physical Laboratory, _c1972 |
||
300 | _av, 58p. | ||
650 | _aMetric system | ||
653 | _aConversion factors | ||
942 |
_2udc _cBK |
||
999 |
_c21389 _d21389 |