Wydick, Bruce; Glewwe, Paul; Rutledge, Laine (2013), "Does International Child Sponsorship Work? A Six-Country Study of Impacts on Adult Life Outcomes", Journal of Political Economy, 121 (2), The University of Chicago: 1–8, CiteSeerX10.1.1.546.2784, doi:10.1086/670138, JSTOR10.1086/670138
Wydick, Bruce; Glewwe, Paul; Rutledge, Laine (2013), "Does International Child Sponsorship Work? A Six-Country Study of Impacts on Adult Life Outcomes", Journal of Political Economy, 121 (2), The University of Chicago: 1–8, CiteSeerX10.1.1.546.2784, doi:10.1086/670138, JSTOR10.1086/670138
Wydick, Bruce; Glewwe, Paul; Rutledge, Laine (2013), "Does International Child Sponsorship Work? A Six-Country Study of Impacts on Adult Life Outcomes", Journal of Political Economy, 121 (2), The University of Chicago: 1–8, CiteSeerX10.1.1.546.2784, doi:10.1086/670138, JSTOR10.1086/670138