Childs, Lindsay. <br/><br/>
A concrete introduction to higher algebra / 
Lindsay Childs. 
 - New York :  Springer,  c1979. 
 - xiv, 338 p.   24 cm. 
<br/><br/>Bibliography: p. [332]-334. 
<br/><br/><label>ISBN: </label>038790333X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.;Mathematics
<br/><br/><label>Dewey Class. No.: </label>512.9  / CHI