00480nam a22001337a 4500020002000000020001800020082001800038100004100056245004000097260005100137300003400188500001900222650010500241  a0195208781 (hb)  a9780195208788  a370.1934bHAR  aHarbison, Ralph W.aEric A. Hanushek  aEducational performance of the poor  aWashington D.C.bOxford University Pressc1992  axiv, 362 p.b: ill.c; 25 cm.  aIncludes index  aEducation surveysvAcademic achievementsvPrimary educationvEconomic aspectsvRural educationvRIPS