Peterson, K. (2010). Write type. Adams Media.
Lua i Stíl Chicago (17ú heag.)Peterson, Karen. Write Type. Avon: Adams Media, 2010.
Lua MLA (9ú heag.)Peterson, Karen. Write Type. Adams Media, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.