LOUDON DAVID L. (1993). CONSUMER BEHAVIOR (4TH.). MCGRAW-HILL.
Lua i Stíl Chicago (17ú heag.)LOUDON DAVID L. CONSUMER BEHAVIOR. 4TH. LONDON: MCGRAW-HILL, 1993.
Lua MLA (9ú heag.)LOUDON DAVID L. CONSUMER BEHAVIOR. 4TH. MCGRAW-HILL, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.