Παραπομπή APA

Calder Alan & Watkins steve. (2008). International IT Governance. kogan page.

Παραπομπή Chicago Style

Calder Alan και Watkins steve. International IT Governance. London: kogan page, 2008.

Παραπομπή MLA

Calder Alan και Watkins steve. International IT Governance. kogan page, 2008.