程功. (2012). 365天幸福你自己: Daily book of your happiness. 中华工商联合出版社.
Lua i Stíl Chicago (17ú heag.)程功. 365天幸福你自己: Daily Book of Your Happiness. 中华工商联合出版社, 2012.
Lua MLA (8ú heag.)程功. 365天幸福你自己: Daily Book of Your Happiness. 中华工商联合出版社, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.