Martin Roger L. (2015). Getting Beyond Better. Harvard Bus. School.
Lua i Stíl Chicago (17ú heag.)Martin Roger L. Getting Beyond Better. Boston: Harvard Bus. School, 2015.
Lua MLA (9ú heag.)Martin Roger L. Getting Beyond Better. Harvard Bus. School, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.