Childs, Lindsay N. , <br/><br/>
A concrete introduction to higher algebra / 
Lindsay N. Childs. 
 - 3rd edition 
 - xiv, 603 pages :  illustrations ;  25 cm. 
 - Undergraduate texts in mathematics .
 - Undergraduate texts in mathematics .
<br/><br/>includes index and bibliographical reference 
<br/><br/><label>ISBN: </label>9780387745275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.
<br/><br/><label>LC Class. No.: </label>QA155   / .C44 2009