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Google圖書搜尋
The Sample for the Sustaining Effects Study and Projections of Its Characteristics to the National Population
Ralph Hoepfner
Henery Zagorski
Jean B. Wellish
出版
Department of Health, Education, and Welfare, Education Division], Office of Education, Office of Planning, Budgeting, and Evaluation
, 1977
URL
http://books.google.com.hk/books?id=zjjVV7Ai8WkC&hl=&source=gbs_api
