add Linux Advanced Routing & Traffic Control HOWTO

git/README.md

@@ -2,5 +2,4 @@
 
 ## 文档
 
-- [Pro Git book](books/en.pdf)
-- [Pro Git 中文版](books/cn.pdf)
+- Pro Git book [English](books/en.pdf) [简体中文](books/cn.pdf)

linux/README.md

@@ -21,4 +21,5 @@
 
 ## 参考手册
 
-- Florida International University的[Advanced Bash−Scripting Guide](books/abs-guide.pdf)
+- Florida International University's [Advanced Bash−Scripting Guide](books/abs-guide.pdf)
+- Linux Advanced Routing & Traffic Control HOWTO [English](books/lartc.pdf) [简体中文](books/LARTC-zh_CN.GB2312.pdf)