Luthans, F. (1980). Social Issues In Business Fred Luthans, Richard M. Hodgetts, Kenneth R. Thompson. Macmillan.
Lua i Stíl Chicago (17ú heag.)Luthans, Fred. Social Issues In Business Fred Luthans, Richard M. Hodgetts, Kenneth R. Thompson. Macmillan, 1980.
Lua MLA (8ú heag.)Luthans, Fred. Social Issues In Business Fred Luthans, Richard M. Hodgetts, Kenneth R. Thompson. Macmillan, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.