THE NATIONAL SURVEY OF HEALTH AND DEVELOPMENT: 2. RATE OF SCHOOL PROGRESS BETWEEN 8 AND 15 YEARS AND BETWEEN 15 AND 18 YEARS
- 1 June 1971
- journal article
- Published by Wiley in British Journal of Educational Psychology
- Vol. 41 (2), 125-135
- https://doi.org/10.1111/j.2044-8279.1971.tb02244.x