Citazione Stile APA (7a Edizione)

Michalopoulos, C., & Panousopoulos, V. (2002). Services trade in the Balkans. World Bank.

Citazione stile Chigago Style (17a edizione)

Michalopoulos, Constantine, e Vasilieos Panousopoulos. Services Trade in the Balkans. Washington, D.C: World Bank, 2002.

Citatione MLA (9a ed.)

Michalopoulos, Constantine, e Vasilieos Panousopoulos. Services Trade in the Balkans. World Bank, 2002.