Helfrick, Albert D.   & Cooper, William D. <br/><br/>
Modern electronic instrumentation and measurement techniques  

 - PHI learning pvt. ltd.  Delhi  1990 
 - xii,445 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>621.37 Hel/Coo