---

Unit planning and teaching in elementary social studies / by Wilhelmina Hill
(Bulletin / U.S. Department of Health, Education, and Welfare, Office of Education ; 1963, no. 23)

資料タイプ	図書
出版者	[Washington, D.C.] : U.S. Department of Health, Education, and Welfare
出版年	1963
本文言語	英語
大きさ	vi, 82 p. : ill. ; 24 cm