Owens, R. E., Jr. (2014). Language development: An introduction (8th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Owens, Robert E., Jr. Language Development: An Introduction. 8th ed. Boston: Pearson, 2014.
Lua MLA (8ú heag.)Owens, Robert E., Jr. Language Development: An Introduction. 8th ed. Pearson, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.