Proakis,  John G., <br/><br/>
Digital signal processing :  principles, algorithms, and applications / 
John G. Proakis, Dimitris G. Manolakis 
 - Fourth Edition Pearson International Edition 
 - xi, 948 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780132287319 0132287315