Harvard Bus.School Pub. (2010). Making customers matter. Harvard Bus.School Pub.
Lua i Stíl Chicago (17ú heag.)Harvard Bus.School Pub. Making Customers Matter. Boston: Harvard Bus.School Pub, 2010.
Lua MLA (9ú heag.)Harvard Bus.School Pub. Making Customers Matter. Harvard Bus.School Pub, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.