Grady, Jeffrey O <br/><br/>
System validation and verification 

 - Boca Raton  CRC Press  1998 
 - 327p. : ill.  
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>849378389 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis<br/>Systems engineering