1. Using phonological framework to describe speech errors of orally trained, hearing-impaired school-agers;Abraham;Journal of Speech and Hearing Disorders,1989
2. The new phonologies: Developments in clinical linguistics;Ball,1997
3. Phonological development: Establishing norms for New Zealand children aged 5;0 to 5;11 years;Ballard;New Zealand Journal of Speech-Language Therapy,2011
4. Illustrations of the IPA: New Zealand English;Bauer;Journal of the International Phonetic Association,2007
5. Articulatory and phonological impairments: A clinical focus;Bauman-Waengler,2012