Angrist, J. D. (2001). Vouchers for private schooling in Colombia: Evidence from a randomized natural experiment. National Bureau of Economic Research.
Cita Chicago (17th ed.)Angrist, Joshua D. Vouchers for Private Schooling in Colombia: Evidence from a Randomized Natural Experiment. Cambridge: National Bureau of Economic Research, 2001.
Cita MLA (9th ed.)Angrist, Joshua D. Vouchers for Private Schooling in Colombia: Evidence from a Randomized Natural Experiment. National Bureau of Economic Research, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.