Walker, G. (1994). The amplification requirements of persons with conductive and mixed (conductive & sensori-neural) hearing losses. [publisher not identified].
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (8ú heag.)Walker, Gary. The Amplification Requirements of Persons with Conductive and Mixed (conductive & Sensori-neural) Hearing Losses. [publisher not identified], 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.