Ballantyne, J. C., Graham, J. M., & Baguley, D. (2009). Ballantyne's deafness (7th ed.). Wiley-Blackwell.
Chicago Style (17th ed.) CitationBallantyne, John Chalmers, John Malcolm Graham, and David Baguley. Ballantyne's Deafness. 7th ed. Chichester, West Sussex, U.K: Wiley-Blackwell, 2009.
MLA (9th ed.) CitationBallantyne, John Chalmers, et al. Ballantyne's Deafness. 7th ed. Wiley-Blackwell, 2009.
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