纪江红 & 李萍. (2005). 世界未解之谜: Unsolved secrets of world. 北京出版社.
Lua i Stíl Chicago (17ú heag.)纪江红 agus 李萍. 世界未解之谜: Unsolved Secrets of World. 北京出版社, 2005.
Lua MLA (8ú heag.)纪江红 agus 李萍. 世界未解之谜: Unsolved Secrets of World. 北京出版社, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.