APA

Besley Timothy, Zagha Roberto, . (2005). Development challenges in the 1990s : Leading policymakers speak from experience. Washington D C: The World Bank.

Chicago

Besley Timothy, Zagha Roberto, . 2005. Development challenges in the 1990s : Leading policymakers speak from experience. Washington D C: The World Bank.

Harvard

Besley Timothy, Zagha Roberto, . (2005). Development challenges in the 1990s : Leading policymakers speak from experience. Washington D C: The World Bank.

MLA

Besley Timothy, Zagha Roberto, . Development challenges in the 1990s : Leading policymakers speak from experience. Washington D C: The World Bank. 2005.