Feller, William <br/><br/>
An Introduction to Probability Theory and its Applications 

 - 2rd ed. 
 - Newyork,  John Wiley & Sons,  1966, 
 - xxiv,657p.  21cm. 
<br/><br/><label>ISBN: </label>0-471-257095 
<br/><br/><label>Dewey Class. No.: </label>519.2  / FEL