Kotler Philip. (2006). Marketing Management (12.). Pearson.
Lua i Stíl Chicago (17ú heag.)Kotler Philip. Marketing Management. 12. New Delhi: Pearson, 2006.
Lua MLA (9ú heag.)Kotler Philip. Marketing Management. 12. Pearson, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.