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＜図書＞
Child welfare : services and perspectives

版	2d ed.
出版者	New York : Wiley
出版年	{1969}
大きさ	xi, 346 p. illus. 23 cm.
著者標目	Zietz, Dorothy
件　名	Child welfare Child welfare -- United States  全ての件名で検索
一般注記	First ed. published in 1959 under title: Child welfare; principles and methods. ＼ Includes bibliographies.

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