Kells, Lyman M.  <br/><br/>
College algebra / 
by Lyman M. Kells 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  c1956, 1957 
 - xii, 366 p. :  ill. ;  24 cm. 
 - Prentice-Hall mathematics series. .
 - Prentice-Hall mathematics series. .
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.
<br/><br/><label>Dewey Class. No.: </label>512  / KEC 1957