BUSINESS LAW .. & LUSK, H. F. (1978). Business law: Principles and law. Richard D.Irwin.
Lua i Stíl Chicago (17ú heag.)BUSINESS LAW .. agus Harold F. LUSK. Business Law: Principles and Law. Illinois: Richard D.Irwin, 1978.
Lua MLA (9ú heag.)BUSINESS LAW .. agus Harold F. LUSK. Business Law: Principles and Law. Richard D.Irwin, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.