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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
Henry J. Zagorski
Jean B. Wellisch
出版
The Study
, 1977
URL
http://books.google.com.hk/books?id=9p7nxwEACAAJ&hl=&source=gbs_api