00277nam a22001097a 4500020001500000082001500015100001900030245005500049260003300104300001400137650001600151  a1565932964  a617.89 TAT  aTATE, MARYANNE  aPrinciples of hearing aid audiologycMaryanne Tate  aLondonbChapman & Hallc1994  a283 pages  aHearing aid