古道尔 & 黄乘明. (2011). 希望: Hope for animals and their world. 上海科技教育出版社.
Lua i Stíl Chicago (17ú heag.)古道尔 agus 黄乘明. 希望: Hope for Animals and Their World. 上海科技教育出版社, 2011.
Lua MLA (8ú heag.)古道尔 agus 黄乘明. 希望: Hope for Animals and Their World. 上海科技教育出版社, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.