Abl, een onvoldoende 1978
收藏官方服务：
资源简介：
<p>Job structure of teachers / amount of supplementary instruction received in special courses in didactics and teaching / supervision of pupils / school-management / exposure to courses on radio and tv / special course supplementary vocational training for teachers. Background variables: basic characteristics/ readership, mass media, and 'cultural' exposure</p>
创建时间：
1978-05-17
