From 3618ac6047e9d71840d0b284c3bc9907446236ed Mon Sep 17 00:00:00 2001
From: stack zhao <zyh001@users.noreply.github.com>
Date: Wed, 26 Sep 2018 01:59:12 +0800
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---
 README.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index d5b98e0..7da3ac8 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,10 @@
 
 ## 开始阅读
 
-[前言](./eBook/preface.md)
+- 您可以选择以下方式阅读本书：
+  - [GitHub在线](./eBook/preface.md)
+  - [Gitbook在线](https://go.fdos.me/)
+  - 下载本书:[PDF](https://go.fdos.me/down/book.pdf)、[MOBI](https://go.fdos.me/down/book.mobi)、[EPUB](https://go.fdos.me/down/book.epub)
 
 想读书的人，不会找不到 [目录](eBook/directory.md) :)
+