共 50 条
- [1] THE SCHOOL RECORDS OF PHILADELPHIA NEWSBOYS [J]. SCHOOL AND SOCIETY, 1930, 32 (828): : 645 - 646
- [3] NEWSBOYS IN SPRINGFIELD [J]. NATIONAL VOCATIONAL GUIDANCE ASSOCIATION BULLETIN, 1923, 2 (02): : 27 - 36
- [5] Nationality and school progress; A Study in Americanization [J]. JOURNAL OF EDUCATIONAL RESEARCH, 1922, 6 (01): : 66 - 67
- [6] A SECOND STUDY OF PLAY IN RELATION TO SCHOOL PROGRESS [J]. SOCIAL FORCES, 1930, 8 (03) : 409 - 415