Lua APA (7ú heag.)

Goleman, D. (2014). Focus. Cambridge University Press.

Lua i Stíl Chicago (17ú heag.)

Goleman, Daniel. Focus. Cambridge: Cambridge University Press, 2014.

Lua MLA (9ú heag.)

Goleman, Daniel. Focus. Cambridge University Press, 2014.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.