Richardson Paul. (2001). Internet Marketing: Readings and online resources. McGraw Hill Irwin,Higher Education.
Lua i Stíl Chicago (17ú heag.)Richardson Paul. Internet Marketing: Readings and Online Resources. Singapore: McGraw Hill Irwin,Higher Education, 2001.
Lua MLA (9ú heag.)Richardson Paul. Internet Marketing: Readings and Online Resources. McGraw Hill Irwin,Higher Education, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.