Graff, Heinz <br/><br/>
Technical fundamentals  : electrical installation 

 - Calcutta  ; Asia Publishing 
 - 180p. 
<br/><br/><label>ISBN: </label> 7.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering<br/>Techinical Aspects
<br/><br/><label>Dewey Class. No.: </label>620  / GRA