Wren, Frank Lynwood <br/><br/>
Basic algebraic concepts 
[by] F. Lynwood Wren [and] John W. Lindsay. 
 - New York  McGraw-Hill  [1969] 
 - xiii, 374 p.  illus.  23 cm. 
<br/><br/><label>LCCN: </label>68009050  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Study and teaching.
<br/><br/><label>LC Class. No.: </label>QA159  / .W7 
<br/><br/><label>Dewey Class. No.: </label>512/.07