Lua APA (7ú heag.)

BIRD DRAYATON. (1989). COMMONSENSE DIRECT MARKETING (2.). KOGAN PAGE.

Lua i Stíl Chicago (17ú heag.)

BIRD DRAYATON. COMMONSENSE DIRECT MARKETING. 2. LONDON: KOGAN PAGE, 1989.

Lua MLA (9ú heag.)

BIRD DRAYATON. COMMONSENSE DIRECT MARKETING. 2. KOGAN PAGE, 1989.

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