Bolton, W    <br/><br/>
Industrial control and instrumentation /  
W. Bolton    
 - Harlow,England :  Longman Scientific & Technical,   1991.    
 - 203p. :  ill.;   24 cm    
<br/><br/>Includes index    
<br/><br/><label>ISBN: </label>0582068029    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automatic control   <br/>Physical instruments