Tregarthen, Timothy D <br/><br/>
Economic/ 
Timothy Tregarthen, Libby Rittenberg 
 - 2nd ed. 
 - xxv,697p:  col.illus.;c26cm 
<br/><br/>include bibliographical references and index 
<br/><br/><label>ISBN: </label>1572594187 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic