Phil, L. Presentation skills. Harbridge consulting group limited.
Lua i Stíl Chicago (17ú heag.)Phil, L. Presentation Skills. New Delhi: Harbridge consulting group limited.
Lua MLA (9ú heag.)Phil, L. Presentation Skills. Harbridge consulting group limited.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.