Ott, Ellis R. and Schilling, Edward G. <br/><br/>
Process quality control 

 - 2nd ed. 
 - New York  McGraw Hill  1990 
<br/><br/><label>ISBN: </label>9780070479241 
<br/><br/><label>Dewey Class. No.: </label>658.562  / N90 OTT S