Ash, Robert B, <br/><br/>
Basic probability theory 

 - New York:  Dover Publication,  2008. 
 - ix, 337 p. :  ill.;  23 cm. 
<br/><br/> Dover ed 
<br/><br/><label>ISBN: </label>9780486466286 
<br/><br/><label>Dewey Class. No.: </label>519.2 ASH