Kotler, P. (2016). Principles Of Marketing 16th Ed. Pearson.
Lua i Stíl Chicago (17ú heag.)Kotler, Phillip. Principles Of Marketing 16th Ed. Pearson, 2016.
Lua MLA (8ú heag.)Kotler, Phillip. Principles Of Marketing 16th Ed. Pearson, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.