BURDEN, E. (1977). Visual Presentation. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)BURDEN, Ernest. Visual Presentation. McGraw-Hill, 1977.
Lua MLA (8ú heag.)BURDEN, Ernest. Visual Presentation. McGraw-Hill, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.