511 <br/> M-47 
          Meeting the california vhallenge math foundattions 
  
 - 0 
.- New York.: Rinehart and Winston, 2005
.- 266, 
 <br/>  -  0 
<br/><br/><label>Source: </label> Худалдаж авсан 
<br/><br/><label>Тавиурын заалт: </label>511  / M-47