Soifer, Alexander <br/><br/>
Colarado mathematical olympiad and further explorations  from the mountains of colouado to the peaks of mathematics 

 - New York  Springer  2011 
 - xxxix, 408p. 
<br/><br/><label>ISBN: </label>9780387754710 
<br/><br/><label>Subjects--Index Terms: </label>Mathematical olympaid Mathematics - Problems 
<br/><br/><label>Universal Decimal Class. No.: </label>510(076.2)  / SOI