格林德列 & 陈丹燕. (2011). 天为啥是蓝的？: Why is the sky blue? 明天出版社.
Lua i Stíl Chicago (17ú heag.)格林德列 agus 陈丹燕. 天为啥是蓝的？: Why Is the Sky Blue? 明天出版社, 2011.
Lua MLA (8ú heag.)格林德列 agus 陈丹燕. 天为啥是蓝的？: Why Is the Sky Blue? 明天出版社, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.