Newport, C. (2016). Deep Work. hachette Book Group Inc.
Lua i Stíl Chicago (17ú heag.)Newport, Cal. Deep Work. London: hachette Book Group Inc, 2016.
Lua MLA (9ú heag.)Newport, Cal. Deep Work. hachette Book Group Inc, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.