Laatsch,Richard <br/><br/>
Basic algebraic systems : An introduction to abstract algebra 

 - London :  McGraw Hill Book Company, 
 - 224p.;  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural sciences and mathematics
<br/><br/><label>Dewey Class. No.: </label>512  / LAA