Wetherly Paul. (2011). Business Environment: Themes and Issues (2nd.). Oxford University Press.
Chicago-referens (17:e uppl.)Wetherly Paul. Business Environment: Themes and Issues. 2nd. Oxford: Oxford University Press, 2011.
MLA-referens (9:e uppl.)Wetherly Paul. Business Environment: Themes and Issues. 2nd. Oxford University Press, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.