DeGroot, Morris H. <br/><br/>
Probability and statistics / 

 - Massachusetts:  Addison-Wesley,  1975 
 - xiv, 607p. Index. 
<br/><br/><label>ISBN: </label>9780201015034 
<br/><br/><label>Dewey Class. No.: </label>519.5  / D321.PS