APA-referens (7:e uppl.)

Nugent, N., & O'Donnell, R. (1994). The European business environment. St. Martin's Press.

Chicago-referens (17:e uppl.)

Nugent, Neill, och Rory O'Donnell. The European Business Environment. New York: St. Martin's Press, 1994.

MLA-referens (9:e uppl.)

Nugent, Neill, och Rory O'Donnell. The European Business Environment. St. Martin's Press, 1994.