Cita APA

Sierra, K. (2000). Helping countries combat corruption: Progress at the World Bank since 1997. Washington: World Bank.

Citación estilo Chicago

Sierra, Katherine. Helping Countries Combat Corruption: Progress At the World Bank Since 1997. Washington: World Bank, 2000.

Cita MLA

Sierra, Katherine. Helping Countries Combat Corruption: Progress At the World Bank Since 1997. Washington: World Bank, 2000.