Goleman, D. (2014). Focus: The hidden driver of excellence. Bloomsbury Publishing.
Chicago-čujuhus (17. p.)Goleman, Daniel. Focus: The Hidden Driver of Excellence. London: Bloomsbury Publishing, 2014.
MLA-čujuhus (9. p.)Goleman, Daniel. Focus: The Hidden Driver of Excellence. Bloomsbury Publishing, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.