Norbury, C., Tomblin, J., & Bishop, D. (2008). Understanding developmental language disorders: From theory to practice. Psychology Press Taylor and Francis Group.
Lua i Stíl Chicago (17ú heag.)Norbury, C., J. Tomblin, agus D. Bishop. Understanding Developmental Language Disorders: From Theory to Practice. Psychology Press Taylor and Francis Group, 2008.
Lua MLA (9ú heag.)Norbury, C., et al. Understanding Developmental Language Disorders: From Theory to Practice. Psychology Press Taylor and Francis Group, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.