美国税务局网站:https://www.irs.gov/chinese
转自:http://blog.sina.com.cn/s/blog_bcec90b60102vn4w.html
转自:http://blog.sina.com.cn/s/blog_bcec90b60102vmc5.html
转自:http://blog.sina.com.cn/s/blog_bcec90b60102vmll.html
转自:http://www.360doc.com/content/15/0312/13/20625606_454554387.shtml