APA (7e ed.) Bronvermelding

Ringold, D., Ringold, D., Orenstein, M. A., & Wilkens, E. (2005). Roma in an expanding Europe: Breaking the poverty cycle. World Bank.

Chicago (17e ed.) Bronvermelding

Ringold, Dena, Dena Ringold, Mitchell A. Orenstein, en Erika Wilkens. Roma in an Expanding Europe: Breaking the Poverty Cycle. Washington, D.C.: World Bank, 2005.

MLA (9e ed.) Bronvermelding

Ringold, Dena, et al. Roma in an Expanding Europe: Breaking the Poverty Cycle. World Bank, 2005.