Childs,Lindsay N <br/><br/>
A concrete introduction to Higher algebra 

 - 3 ed. 
 -  Springer,  2009 
 - 603p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra
<br/><br/><label>Dewey Class. No.: </label>512  / CHI-A