01421nam a2200265Ia 450000100070000000500170000700800410002404000100006504900070007509200320008210000370011424501540015126001460030530000290045149000650048050400510054565000710059665000620066765000810072970000330081070000380084371000610088199900190094295201940096125202820160527190112.0011024e2000    waua   frb    000 0 eng d  aPUCPR  bev0 222a373.2360973bA465i 20001 aAlt, Martha Naomi.2Local95141810aIn the middlebcharacteristics of public schools with a focus on middle schoolscMartha Naomi Alt, Susan P.Choy ; Charles H. Hammer, project officer.  aWashington, DCbU.S. Dept. of Education, Office of Educational Rersearch and ImprovementbFor sale by the U.S. G.P.O., Supt. of Docs.c(2000)  axx, 194 p.bill.c28 cm. 0aNCES . Statistical analysis reportv2000-312.2Local9141763  aIncludes bibliographical references (p.49-53). 0aMiddle school educationzUnited StatesxStatistics.2Local9136200 0aMiddle SchoolszUnited StatesxEvaluation.2Local9136204 0aMiddle school educationzUnited StatesxLongitudinal studies.2Local91362001 aChoy, Susan P.2Local9730071 aHammer, Charles H.2Local91078132 aNational Center for Education Statistics.2Local9141148  c181137d181137  00102ddc406373_236097300000000_A465I708evl9105250a10b10c1d2016-05-27eFederal Depositoryh2000i349203l0o373.2360973 A465ip80000002095068r2016-05-27 00:00:00t   xr:252028y6