Added external learning resources including Hugo In Action book.

content/en/getting-started/_index.md

@@ -17,7 +17,8 @@ aliases: [/overview/introduction/]
 toc: false
 ---
 
-If this is your first time using Hugo and you've [already installed Hugo on your machine][installed], we recommend the [quick start][].
+If this is your first time using Hugo and you've [already installed Hugo on your machine][installed], we recommend the [quick start][]. You can also use [external learning resources][] to learn Hugo.
 
 [installed]: /getting-started/installing/
 [quick start]: /getting-started/quick-start/
+[external learning resources]: /getting-started/external-learning-resources/

content/en/getting-started/external-learning-resources/index.md

@@ -0,0 +1,29 @@
+---
+title: External Learning Resources
+linktitle: External Learning Resources
+description: A list of tutorials and books on Hugo.
+date: 2019-10-20
+publishdate: 2019-10-20
+lastmod: 2019-10-20
+keywords: [books,tutorials,learning,usage]
+menu:
+  docs:
+    parent: "getting-started"
+    weight: 70
+weight: 70
+sections_weight: 70
+draft: false
+toc: false
+---
+
+## Books
+### Hugo In Action
+[![Hugo In Action](hia.jpg)](https://www.manning.com/books/hugo-in-action)
+
+Hugo in Action is a step-by-step guide to using Hugo to create static websites. Working with a complete example website and source code samples, you’ll learn how to build and host a low-maintenance, high-performance site that will wow your users and stay stable without relying on a third-party server.
+
+[Hugo In Action Home Page](https://www.manning.com/books/hugo-in-action)
+
+## Video tutorials
+### Video Playlist by Mike Dane
+Mike Dane expains the various features of via dedicated tutorials on [Youtube](https://www.youtube.com/watch?list=PLLAZ4kZ9dFpOnyRlyS-liKL5ReHDcj4G3&v=qtIqKaDlqXo).

content/en/getting-started/quick-start.md

@@ -21,7 +21,9 @@ toc: true
 {{% note %}}
 This quick start uses `macOS` in the examples. For instructions about how to install Hugo on other operating systems, see [install](/getting-started/installing).
 
-It is recommended to have [Git](https://git-scm.com/downloads) installed to run this tutorial.
+It is recommended to have [Git installed](https://git-scm.com/downloads) to run this tutorial.
+
+For other approaches learning Hugo like book or a video tutorial refer to the [external learning resources](/getting-started/external-learning-resources/) page.
 {{% /note %}}