Draper, Norman Richard. <br/><br/>
Probability :  an introductory course / 
by Norman R. Draper and Willard E. Lawrence. 
 - Chicago :  Markham,  c1970. 
 - xi, 231 p. :  ill. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0841025029 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Probabilities.