Giaquinta, Mariano <br/><br/>
Mathematical analysis: an introduction to functions of several variables / 
Giaquinta, Mariano. 
 - Boston:  BirkhΣuser,  2010. 
 - xii, 348p.; 23cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780817645076 
<br/><br/><label>Dewey Class. No.: </label>515 GIA