Lewko Tim. (2017). Making Big Decisions Better. Routledge.
Lua i Stíl Chicago (17ú heag.)Lewko Tim. Making Big Decisions Better. Routledge, 2017.
Lua MLA (9ú heag.)Lewko Tim. Making Big Decisions Better. Routledge, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.