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Google圖書搜尋
Demographic Dynamics in New Castle County, Delaware, 1970-1980
David L. Ames
Mary Helen Callahan
Edward C. Ratledge
出版
College of Urban Affairs and Public Policy, University of Delaware
, 1984
URL
http://books.google.com.hk/books?id=k_slHAAACAAJ&hl=&source=gbs_api