Παραπομπή APA

Cortada, J. W. (2001). 21st century Business: Managing and working in the new digital economy.

Παραπομπή Chicago Style

Cortada, James W. 21st Century Business: Managing and Working in the New Digital Economy. Prentice-Hall Inc., London, 2001.

Παραπομπή MLA

Cortada, James W. 21st Century Business: Managing and Working in the New Digital Economy. 2001.