"Helfert,Erich A" <br/><br/>
Modern Electronic Instrumentation and Measurements Techniques 

 - 1st 
 -  "PHI,New Delhi"  1992 
<br/><br/> YES 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instrumentation Instrumentation 
<br/><br/><label>Dewey Class. No.: </label>