The world is graying and this process is accelerated and intensified by the decreasing birth rate and mortality rate, and increasing longevity of life. This change is going to affect the social and economics lives of human beings to a great extent. The demographic transition values from one region to another and from one country to another in the same region. Further, the impact of the aging process on the social and economic level of people too is going to be different for different countries depending on the social fabric, cultural values and the economic structure of the society.
外文書商品之書封，為出版社提供之樣本。實際出貨商品，以出版社所提供之現有版本為主。部份書籍，因出版社供應狀況特殊，匯率將依實際狀況做調整。
無庫存之商品，在您完成訂單程序之後，將以空運的方式為你下單調貨。為了縮短等待的時間，建議您將外文書與其他商品分開下單，以獲得最快的取貨速度，平均調貨時間為1~2個月。
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