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Google圖書搜尋
POPULATION AND THE AMERICAN FUTURE - FINAL REPORT TO THE PRESIDENT AND CONGRESS.
UNITED STATES. COMMISSION ON POPULATION GROWTH AND THE AMERICAN FUTURE.
出版
United States. Commission On Population Growth And The American Future
, 1972
URL
http://books.google.com.hk/books?id=8EAzzwEACAAJ&hl=&source=gbs_api