Gill, P.E. <br/><br/>
Practical optimization   
by P.E.Gill, Walter Murray and Margareth H.Wright 
 - London  Academic Press  1981 
 - xvi, 401p. 
<br/><br/><label>ISBN: </label>0122839501 
<br/><br/><label>Dewey Class. No.: </label>515  / N814