Lua APA (7ú heag.)

(1994). Marketing Public Relations. Publikasi Lembaga Management F.

Lua i Stíl Chicago (17ú heag.)

Marketing Public Relations. Publikasi Lembaga Management F, 1994.

Lua MLA (8ú heag.)

Marketing Public Relations. Publikasi Lembaga Management F, 1994.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.