From 701c69dabc1145555cb0d6dc95cf722d3241d07b Mon Sep 17 00:00:00 2001
From: iamybj <iamybj@qq.com>
Date: Thu, 22 Feb 2018 12:55:15 +0800
Subject: [PATCH 1/3] Update preface.md

---
 preface.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/preface.md b/preface.md
index 37b07d4..7ef0c30 100644
--- a/preface.md
+++ b/preface.md
@@ -11,12 +11,12 @@ Go语言圣经 [《The Go Programming Language》](http://gopl.io) 中文版本
 
 在线预览：
 
+- http://gopl-zh.simple-is-best.tk/
 - http://gopl-zh.b0.upaiyun.com/
 - http://docs.ruanjiadeng.com/gopl-zh/
 - http://shifei.me/gopl-zh/
 - http://2goo.info/media/html/gopl-zh-gh-pages/
 - http://docs.plhwin.com/gopl-zh/
-- http://gopl-zh.simple-is-best.tk/
 - https://docs.hacknode.org/gopl-zh/
 
 {% include "./version.md" %}

From 9689a660540f5d7b1ea3e57397765e705c367bbd Mon Sep 17 00:00:00 2001
From: iamybj <iamybj@qq.com>
Date: Thu, 22 Feb 2018 12:56:00 +0800
Subject: [PATCH 2/3] Update README.md

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index bcb0e39..b5f034f 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ Go语言圣经 [《The Go Programming Language》](http://gopl.io) 中文版本
 
 在线预览：
 
+- http://gopl-zh.simple-is-best.tk/
 - http://gopl-zh.b0.upaiyun.com/
 - http://docs.ruanjiadeng.com/gopl-zh/
 - http://shifei.me/gopl-zh/

From 3587f6a9317a3673f020aa8be4dee614ae7e3ef2 Mon Sep 17 00:00:00 2001
From: iamybj <iamybj@qq.com>
Date: Thu, 22 Feb 2018 12:57:20 +0800
Subject: [PATCH 3/3] Update preface.md

---
 preface.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/preface.md b/preface.md
index 7ef0c30..8671dea 100644
--- a/preface.md
+++ b/preface.md
@@ -18,6 +18,7 @@ Go语言圣经 [《The Go Programming Language》](http://gopl.io) 中文版本
 - http://2goo.info/media/html/gopl-zh-gh-pages/
 - http://docs.plhwin.com/gopl-zh/
 - https://docs.hacknode.org/gopl-zh/
+- http://books.studygolang.com/gopl-zh/
 
 {% include "./version.md" %}