Lua APA (7ú heag.)

ebrary, Inc, Granena, G., & Long, M. H. (2013). Sensitive periods, language aptitude, and ultimate L2 attainment. John Benjamins Publishing Company.

Lua i Stíl Chicago (17ú heag.)

ebrary, Inc, Gisela Granena, agus Michael H. Long. Sensitive Periods, Language Aptitude, and Ultimate L2 Attainment. Amsterdam: John Benjamins Publishing Company, 2013.

Lua MLA (9ú heag.)

ebrary, Inc, et al. Sensitive Periods, Language Aptitude, and Ultimate L2 Attainment. John Benjamins Publishing Company, 2013.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.