Παραπομπή APA

Schwab, K., & Porter, M. E. (2007). global competitiveness report 2007-2008. Palgrave Macmillan.

Παραπομπή Chicago Style

Schwab, Klaus, και Michael E. Porter. Global Competitiveness Report 2007-2008. New Delhi: Palgrave Macmillan, 2007.

Παραπομπή MLA

Schwab, Klaus, και Michael E. Porter. Global Competitiveness Report 2007-2008. Palgrave Macmillan, 2007.