000 00341pam a2200145a 44500
082 _a539.1
_bAs8m2
100 _aAston, Francis William
245 1 _aMASS SPECTRA AND ISOTOPES...
250 _a2nd
260 _aLondon
_bE. Arnold
_c1960
300 _a276
650 _aIsotopes. Mass Spectrometry
964 _gCIRC
997 _a7203 C
999 _c431189
_d431189