Helfrick, Albert D.. <br/><br/>
Modern electronic instrumentation and measurement techniques /  
Albert D. Helfrick,William D. Cooper. 
 - New Delhi :   PHI Learning ,   c1990,rep2011. 
 - xii,446p. :   ills ;   22cm. .  
<br/><br/>includes appendix and index 
<br/><br/><label>ISBN: </label>9788120307520  RS275.00 
<br/><br/><label>Subjects--Index Terms: </label>ELECTRONIC INSTRUMENTATION ELECTRONIC MEASUREMENT 
<br/><br/><label>Dewey Class. No.: </label>621.381548  / HEL/M