J.墨菲 & 斯皮尔斯. (2011). 时间到了: It's about time! 万卷出版公司.
Lua i Stíl Chicago (17ú heag.)J.墨菲 agus 斯皮尔斯. 时间到了: It's About Time! 万卷出版公司, 2011.
Lua MLA (8ú heag.)J.墨菲 agus 斯皮尔斯. 时间到了: It's About Time! 万卷出版公司, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.