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Ferranti, David de, Guillermo E. Perry, Indermit Gill, J.Luis Guasch, Norbert Schady, William F. Maloney, and Carolina Sánchez Páramo. Closing the Gap in Education and Technology. Washington: The World Bank, 2002.

Ferranti, David de, et al. Closing the Gap in Education and Technology. The World Bank, 2002.