Hello world

{% method -%}
## Install {#install}

The first thing is to get the GitBook API client.

{% sample lang="js" -%}
```bash
$ npm install gitbook-api
```
{% endsample %}

{% sample lang="go" -%}
```bash
$ go get github.com/GitbookIO/go-gitbook-api
```
{% endsample %}

{% endmethod %}