McDonald Malcol. (2009). Marketing Accountability. Kogan Page.
Lua i Stíl Chicago (17ú heag.)McDonald Malcol. Marketing Accountability. London: Kogan Page, 2009.
Lua MLA (9ú heag.)McDonald Malcol. Marketing Accountability. Kogan Page, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.