LUTHANS FRED. (1989). ORGANISATIONAL BEHAVIOUR (5th.). MCGRAW-HILL.
Lua i Stíl Chicago (17ú heag.)LUTHANS FRED. ORGANISATIONAL BEHAVIOUR. 5th. NEW YORK: MCGRAW-HILL, 1989.
Lua MLA (9ú heag.)LUTHANS FRED. ORGANISATIONAL BEHAVIOUR. 5th. MCGRAW-HILL, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.