Kotler Philip. (2009). ,Marketing Management (13th.). Pearson.
Lua i Stíl Chicago (17ú heag.)Kotler Philip. ,Marketing Management. 13th. Delhi: Pearson, 2009.
Lua MLA (9ú heag.)Kotler Philip. ,Marketing Management. 13th. Pearson, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.