diff --git a/EliveUsersGuide.md b/EliveUsersGuide.md
index 7fbc1f7..ee662e8 100644
--- a/EliveUsersGuide.md
+++ b/EliveUsersGuide.md
@@ -212,11 +212,16 @@ GNOME (GNU Network Object Model Environment, pronounced as NOHM) is a graphical
 
 ## Elive background/history
 
-Started before 2005 as a private experiment in Belgium, Elive was originally a customization of Knoppix, an OS running directly from a Live CD/DVD or USB. 
+Started before 2005 as a private experiment in Belgium, Elive was originally a customization of Knoppix, an OS running directly from a Live CD/DVD or USB.
 
-Due to the unexpected improvements, a public version was then created. 
+Due to the unexpected improvements, a public version was then created.
 
 A few months later, Elive was then publicized for the first time through "/." or Slashdot, a website of social technological news.
+
+
+Reference:
+
+Elive. (2017, August 4). In Wikipedia, The Free Encyclopedia. Retrieved 02:09, November 30, 2017, from https://en.wikipedia.org/w/index.php?title=Elive&oldid=793884456
 	
 ## Elive purpose/objectives