Cita APA (7a ed.)

De Wulf, L., & Sokol, J. B. (2013). Customs Modernization Initiatives: Case Studies. Washington, DC: World Bank and Oxford University Press.

Cita Chicago Style (17a ed.)

De Wulf, Luc, y José B. Sokol. Customs Modernization Initiatives: Case Studies. Washington, DC: World Bank and Oxford University Press, 2013.

Cita MLA (9a ed.)

De Wulf, Luc, y José B. Sokol. Customs Modernization Initiatives: Case Studies. Washington, DC: World Bank and Oxford University Press, 2013.