International Conference  2006)  Spatial Cognition (Bremen <br/><br/>
Spatial Cognition V Reasoning, Action, Interaction [electronic resource]   
by Thomas Barkowsky and et al 
 - Berlin  Springer  2007 
<br/><br/> http://dx.doi.org/10.1007/978-3-540-75666-8 
<br/><br/><label>ISBN: </label>9783540756668 
<br/><br/><label>Dewey Class. No.: </label>006.3  / (e-book)