{{sfn|Winterhalder|2009|p=}}

* {{cite book | last=Winterhalder | first=Edward | title=All Roads Lead to Sturgis | publisher=Blockhead City Press | publication-place=Owasso, Oklahoma | date=2009 | isbn=978-0-9771747-1-3 | oclc=361237955}}

<ref name="x699">{{cite book | last=Winterhalder | first=Edward | title=All Roads Lead to Sturgis | publisher=Blockhead City Press | publication-place=Owasso, Oklahoma | date=2009 | isbn=978-0-9771747-1-3 | oclc=361237955 | page=}}</ref>