Singleton, N. C., & Shulman, B. B. (2014). Language development: Foundations, processes, and clinical applications (Second edition.). Jones & Bartlett Learning.
Lua i Stíl Chicago (17ú heag.)Singleton, Nina Capone, agus Brian B. Shulman. Language Development: Foundations, Processes, and Clinical Applications. Second edition. Burlington, Massachusetts: Jones & Bartlett Learning, 2014.
Lua MLA (9ú heag.)Singleton, Nina Capone, agus Brian B. Shulman. Language Development: Foundations, Processes, and Clinical Applications. Second edition. Jones & Bartlett Learning, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.