Blomquist, r. (2006). Customer relationship management. [s.Infinity.
Lua i Stíl Chicago (17ú heag.)Blomquist, raif. Customer Relationship Management. Delhi: [s.Infinity, 2006.
Lua MLA (9ú heag.)Blomquist, raif. Customer Relationship Management. [s.Infinity, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.