Lua APA (7ú heag.)

Buttle, F. (2004). Customer Relationship Management. Elesvier.

Lua i Stíl Chicago (17ú heag.)

Buttle, Francis. Customer Relationship Management. New Delhi: Elesvier, 2004.

Lua MLA (9ú heag.)

Buttle, Francis. Customer Relationship Management. Elesvier, 2004.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.