Walker, G. (1994). The amplification requirements of persons with conductive and mixed (conductive & sensori-neural) hearing losses. [publisher not identified].
Chicago-referens (17:e uppl.)Walker, Gary. The Amplification Requirements of Persons with Conductive and Mixed (conductive & Sensori-neural) Hearing Losses. [Place of publication not identified]: [publisher not identified], 1994.
MLA-referens (8:e uppl.)Walker, Gary. The Amplification Requirements of Persons with Conductive and Mixed (conductive & Sensori-neural) Hearing Losses. [publisher not identified], 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.