书籍

易富贤《大国空巢》

https://drive.google.com/file/d/1eFFaywAE3FLZaLCMcz2AHxclEOgiWVQa/view?usp=sharing

图片

https://drive.google.com/file/d/0B-jOQsEuA3nMYXJNY2wwWm52SGM/view?usp=sharing