Weber, Jean E. <br/><br/>
Mathematical analysis  business and economic applications 
Jean E. Weber. 
 - 3rd. ed. 
 - New York  Harper & Row  1976. 
 - 691 p. : ill. ; 26 cm. 
<br/><br/> Includes index 
<br/><br/>p. 679-681 
<br/><br/><label>ISBN: </label>0060417625 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics<br/>Mathematical analysis<br/>Economics, Mathematical