Pride William M. (2003). Marketing concepts and Strategies. Haughton.
Lua i Stíl Chicago (17ú heag.)Pride William M. Marketing Concepts and Strategies. USA: Haughton, 2003.
Lua MLA (9ú heag.)Pride William M. Marketing Concepts and Strategies. Haughton, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.