(1985). Effective presentation / W.A. Mambert.
Lua i Stíl Chicago (17ú heag.)Effective Presentation / W.A. Mambert. 1985.
Lua MLA (9ú heag.)Effective Presentation / W.A. Mambert. 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.