Schwartz, Martin <br/><br/>
AMECO  : extra class radio amateur license guide 
/ by Martin Schwartz, ... 
. - New York  : Ameco, c1979
. - 63 p.  : ill., couv. ill. en coul.  ; 23 cm. 
<br/><br/><label>Source: </label> Achat 
<br/><br/><label>Universal Decimal Class. No.: </label>621.396.