Παραπομπή σε μορφή APA (7η εκδ.)

Bogetic, Z., & Fedderke, J. W. (2006). International benchmarking of infrastructure performance in the Southern African customs union countries. World Bank.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bogetic, Zeljko, και Johannes W. Fedderke. International Benchmarking of Infrastructure Performance in the Southern African Customs Union Countries. Washington, D.C: World Bank, 2006.

Παραπομπή σε μορφή MLA (9th εκδ.)

Bogetic, Zeljko, και Johannes W. Fedderke. International Benchmarking of Infrastructure Performance in the Southern African Customs Union Countries. World Bank, 2006.