其他書名 | A Study of the Holding Power Rates of School Systems in 128 Large Cities, Population Over 90,000, Based on the Graduating Classes of 1950-1963, Inclusive. Project: School Dropouts, National Education Association |
出版 | National Education Association, 1964 |
主題 | Education / General |
ISBN | 05982320959780598232090 |
URL | http://books.google.com.hk/books?id=zy3lAAAAMAAJ&hl=&source=gbs_api |