000 00293nam a22001217a 4500
050 _aMED RF294
_bL3
100 _aLangenbeck,Bernhard
245 _aTextbook of practical Audiometry
260 _aLondon
_bEdward Arnold
_c1965
300 _axiii,213p.
_bill.
650 _aAudiometry
942 _cBK
999 _c14935
_d14935