Robartson, D. (2001). Writing effectively. Sarupand sons.
Lua i Stíl Chicago (17ú heag.)Robartson, D. Writing Effectively. New Delhi: Sarupand sons, 2001.
Lua MLA (9ú heag.)Robartson, D. Writing Effectively. Sarupand sons, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.