Fournies, F. F. (1988). Why employees don't do what they're supposed to do and what to do about it. Liberty House.
Lua i Stíl Chicago (17ú heag.)Fournies, Ferdinand F. Why Employees Don't Do What They're Supposed to Do and What to Do About It. Blue Ridge Summit, PA: Liberty House, 1988.
Lua MLA (8ú heag.)Fournies, Ferdinand F. Why Employees Don't Do What They're Supposed to Do and What to Do About It. Liberty House, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.