Greenbaum, Sidney <br/><br/>
PRACTICAL mathematics 
Claude Irwin Palmer ... [et.al]., 
 - Essex,England  Pearson Education Limited  c1990 
 - v,490p.:  ill.;  23cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0582059712 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar