School meals, educational achievement, and school competition : Evidence from a randomized evaluation / Christel Vermeersch, Michael Kremer ; World Bank. - Washington : World Bank, 2005. - 51 p. : tab. ; 27 cm.см.. - (Policy research working paper; 3523). - Bibliogr.: p. 46-51[MFN: 7279]
UDC: 371.217.2 + 371.514
• Kremer, Michael;
Subjects:- სასკოლო კვება; სასკოლო შეჯიბრება;
E 22.092/4 = 371.217.2/V-45 - Civil Education Reading Hall