In:
The Elementary School Journal, University of Chicago Press, Vol. 61, No. 3 ( 1960-12), p. 167-174
Type of Medium:
Online Resource
ISSN:
0013-5984
,
1554-8279
Language:
English
Publisher:
University of Chicago Press
Publication Date:
1960
detail.hit.zdb_id:
2066275-0
SSG:
5,3
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