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

 - PHI Learning Private Limited  Delhi  1990 
 - xii, 445 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>621.37 Hel/Coo