My personal maintained history of the Scrum Guide in order to compare different versions easily.
Please refer to http://www.scrumguides.org/ for the official Scrum Guide!
The Scrum Guide is developed and sustained by Ken Schwaber and Jeff Sutherland. ©2014 Scrum.Org and ScrumInc.
Offered for license under the Attribution Share-Alike license of Creative Commons described in summary form at http://creativecommons.org/licenses/by-sa/4.0/.
By utilizing this Scrum Guide you acknowledge and agree that you have read and agree to be bound by the terms of the Attribution ShareAlike license of Creative Commons.