TY - BOOK AU - Beagley,H.A. TI - Audiology and audiological medicine SN - 0192611542 AV - RF290 .A915 1981 U1 - 617.8 BEA 19 PY - 1981/// CY - Oxford, New York PB - Oxford University Press KW - Hearing disorders KW - Audiology N1 - Includes bibliographies and index ER -