姜艳艳. (2009). 快乐做自己 幸福在当下: Be happy at present. 中国纺织出版社.
Lua i Stíl Chicago (17ú heag.)姜艳艳. 快乐做自己 幸福在当下: Be Happy at Present. 中国纺织出版社, 2009.
Lua MLA (8ú heag.)姜艳艳. 快乐做自己 幸福在当下: Be Happy at Present. 中国纺织出版社, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.