Lua APA (7ú heag.)

HARTLEY,P. (2002). BUSINESS COMMUNICATION. TAYLOR & FRANCIS LTD.

Lua i Stíl Chicago (17ú heag.)

HARTLEY,P. BUSINESS COMMUNICATION. LONDON: TAYLOR & FRANCIS LTD, 2002.

Lua MLA (9ú heag.)

HARTLEY,P. BUSINESS COMMUNICATION. TAYLOR & FRANCIS LTD, 2002.

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