张怡筠. (2007). 爱情其实很简单: Manage your love easily. 河北教育出版社.
Lua i Stíl Chicago (17ú heag.)张怡筠. 爱情其实很简单: Manage Your Love Easily. 河北教育出版社, 2007.
Lua MLA (8ú heag.)张怡筠. 爱情其实很简单: Manage Your Love Easily. 河北教育出版社, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.