Marketing. Maclean-Hunter.
Lua i Stíl Chicago (17ú heag.)Marketing. Toronto: Maclean-Hunter.
Lua MLA (8ú heag.)Marketing. Maclean-Hunter.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)