Steffensen, J. F.  1873- <br/><br/>
Interpolation. 

 - 2d ed. 
 - New York:  Chelsea,  1950. 
 - ix, 248 p.:  21 cm. 
<br/><br/><label>LCCN: </label>50012797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interpolation.
<br/><br/><label>Dewey Class. No.: </label>511.422  / S817i