00641nam a2200181Ia 450000100060000000300050000600500170001100800410002801000170006905000210008610000320010724500560013926000640019530000110025949001010027050400510037165000370042284776BIBL20160527203635.0720420s1963    dcu           00000 eng    a 63013293 /L00aLB1026b.D4 196310aDeHaan, Robert Frank2Local10aAccelerated learning programscRobert Frank DeHaan.0 aWashingtonbCenter for Applied Research in Educationc1963.  a120 p.0 aThe Library of education, a project of the Center for Applied Research in Education, inc.2Local  aIncludes bibliographical references and index. 0aEducational acceleration.2Local