In the first half of 1997,a study of the in-migrant population in the Haidian District of Beij1ng was jointly conducted by the Population Research Institute of the Peo-ple's University of China and the Hai dian G...In the first half of 1997,a study of the in-migrant population in the Haidian District of Beij1ng was jointly conducted by the Population Research Institute of the Peo-ple's University of China and the Hai dian Gσv ernment.展开更多
文摘In the first half of 1997,a study of the in-migrant population in the Haidian District of Beij1ng was jointly conducted by the Population Research Institute of the Peo-ple's University of China and the Hai dian Gσv ernment.
