Bolton, W <br/><br/>
Industrial control and instrumentation 

 -   Universities Press (India) Ltd.  2001 
 - 203 
<br/><br/><label>ISBN: </label>3135 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Automatic control engineering
<br/><br/><label>Dewey Class. No.: </label>629.8  BOL-I