Fisher Roger. (2012). Getting to Yes. Random House.
Lua i Stíl Chicago (17ú heag.)Fisher Roger. Getting to Yes. U K: Random House, 2012.
Lua MLA (9ú heag.)Fisher Roger. Getting to Yes. Random House, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.