Helfrick A. D. <br/><br/>
Modern Electronic Instrumentation & Measurement Techniques 

 - New Delhi.  Phi New Delhi  2012 
 - 445p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ETC_DIGITAL SYSTEM
<br/><br/><label>Dewey Class. No.: </label>621.381