李跃华. (2010). 自乐: Enjoy yourself. 研究出版社.
Lua i Stíl Chicago (17ú heag.)李跃华. 自乐: Enjoy Yourself. 研究出版社, 2010.
Lua MLA (8ú heag.)李跃华. 自乐: Enjoy Yourself. 研究出版社, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)