287
287
72 Ср.: Fryer R. G., Levitt S.J. Understanding the Black-White Test Score Gap in the First Two Years of School // The Review of Economics and Statistics. Vol. LXXXVI (2004). S. 447ff.
287
72 Ср.: Fryer R. G., Levitt S.J. Understanding the Black-White Test Score Gap in the First Two Years of School // The Review of Economics and Statistics. Vol. LXXXVI (2004). S. 447ff.