Ferranti, D. d., Gill, I., Guasch, J. L., Maloney, W. F., Perry, G. E., Sánchez Páramo, C., & Schady, N. (2002). Closing the Gap in Education and Technology. Washington, DC US: The International Bank for Reconstruction and Development.

Ferranti, David de, Idermit Gill, J. Luis Guasch, William F. Maloney, Guillermo E. Perry, Carolina Sánchez Páramo, and Norbert Schady. Closing the Gap in Education and Technology. Washington, DC US: The International Bank for Reconstruction and Development, 2002.

Ferranti, David de, et al. Closing the Gap in Education and Technology. Washington, DC US: The International Bank for Reconstruction and Development, 2002.