Collins, G., & Altman, D. (2012). Authors' reply to Bird.
Lua i Stíl Chicago (17ú heag.)Collins, G., agus D. Altman. Authors' Reply to Bird. 2012.
Lua MLA (9ú heag.)Collins, G., agus D. Altman. Authors' Reply to Bird. 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.