APA (7e ed.) Bronvermelding

Besley, T., & Zagha, R. (2005). Development challenges in the 1990s: Leading policymakers speak from experience. World Bank.

Chicago (17e ed.) Bronvermelding

Besley, Timothy, en Roberto Zagha. Development Challenges in the 1990s: Leading Policymakers Speak from Experience. Washington, D.C: World Bank, 2005.

MLA (9e ed.) Bronvermelding

Besley, Timothy, en Roberto Zagha. Development Challenges in the 1990s: Leading Policymakers Speak from Experience. World Bank, 2005.