Husain, Ashfaq <br/><br/>
Control systems 
by Ashfaq Husain and Haroon Ashfaq 
 - 1st ed.  reprinted, 2014 
 - Delhi:  Dhanpat Rai & Co. (Pvt.) Ltd.  2011 
 - xv, 890p. 
<br/><br/><label>ISBN: </label>9788177000276 
<br/><br/><label>Dewey Class. No.: </label>D65  / Q1