Lua APA (7ú heag.)
ebrary, Inc, & Abello-Contesse, C. (2006). Age in L2 acquisition and teaching. P. Lang.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Christián Abello-Contesse. Age in L2 Acquisition and Teaching. Bern ; New York: P. Lang, 2006.
Lua MLA (9ú heag.)
ebrary, Inc, agus Christián Abello-Contesse. Age in L2 Acquisition and Teaching. P. Lang, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.