User interface design for virtual environments: challenges and advances,   

 - Hershey   Information science Reference (IGI Globsl)  2012 
<br/><br/><label>ISBN: </label>978-1-613-50516-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>User interfaces (computer systems)
<br/><br/><label>Dewey Class. No.: </label>006.8 USE