diff --git a/source/partials/header.html.erb b/source/partials/header.html.erb
index ef2ed385..73b97321 100644
--- a/source/partials/header.html.erb
+++ b/source/partials/header.html.erb
@@ -22,6 +22,7 @@
         <%= link_to t('nav.first-steps'), "#{t(:path)}/first-steps", class: "inline-block py-4 w-full md:w-auto" %>
         <%= link_to t('nav.features'), "#{t(:path)}/features", class: "inline-block py-4 w-full md:w-auto" %>
         <%= link_to t('nav.community'), "#{t(:path)}/community", class: "inline-block py-4 w-full md:w-auto" %>
+        <%= link_to t('nav.book'), "https://link.springer.com/book/10.1007/978-3-031-50784-7", target: "_blank", rel: "noopener noreferrer", class: "inline-block py-4 w-full md:w-auto" %>
         <%= link_to t('nav.about'), "#{t(:path)}/about", class: "inline-block py-4 w-full md:w-auto" %>
       </div>
       <%= link_to t('nav.donate'), "http://donate.decidim.org/", target: "_blank", rel: "noopener noreferrer", class: "button inline-block text-center py-4 w-full md:w-auto" %>