Goldfeld, Stephen M. <br/><br/>
Modern high-end valve amplifiers  based on toroidal output transformers 
Ir. Menno Van Der Veen 
 - Kuala Lumpur  Dewan Bahasa dan Pustaka  c1991 
 - xiii,707p.  ill.;  24cm 
<br/><br/><label>ISBN: </label>09836221573