Lua APA (7ú heag.)

RIES AL. (1989). BOTTOM - UP MARKETING. MCGRAW-HILL.

Lua i Stíl Chicago (17ú heag.)

RIES AL. BOTTOM - UP MARKETING. NEW YORK: MCGRAW-HILL, 1989.

Lua MLA (9ú heag.)

RIES AL. BOTTOM - UP MARKETING. MCGRAW-HILL, 1989.

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