Lua APA (7ú heag.)

PEPPERS DON. (2005). RETURN ON CUSTOMER. DOUBLEDAY.

Lua i Stíl Chicago (17ú heag.)

PEPPERS DON. RETURN ON CUSTOMER. NEW YORK: DOUBLEDAY, 2005.

Lua MLA (9ú heag.)

PEPPERS DON. RETURN ON CUSTOMER. DOUBLEDAY, 2005.

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