Ribenboim, Paulo. <br/><br/>
Functions, limits, and continuity. 

 -  Wiley  c1964. 
 - 140p  illus. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>64017151  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus
<br/><br/><label>Dewey Class. No.: </label>515