Dyfyniad APA

Schwab, K., & Porter, M. E. S. (1999). global competitiveness report 1999. Oxford University.

Dyfyniad Arddull Chicago

Schwab, Klaus, and Michael E. Sachs Porter. Global Competitiveness Report 1999. New Delhi: Oxford University, 1999.

Dyfyniad MLA

Schwab, Klaus, and Michael E. Sachs Porter. Global Competitiveness Report 1999. Oxford University, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.