Tam, M. (2013). The Happiness Choice. John Wiley & Sons, Inc.
Lua i Stíl Chicago (17ú heag.)Tam, Marilyn. The Happiness Choice. United State of America: John Wiley & Sons, Inc, 2013.
Lua MLA (9ú heag.)Tam, Marilyn. The Happiness Choice. John Wiley & Sons, Inc, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.