Amplifiers [video cassett]. 

 - East Sussex  Audio Visual Source  19--. 
 - 7 video cassettes  sd. col.  1/2 in.  7 student workbooks 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Amplifiers (Electronics)
<br/><br/><label>Dewey Class. No.: </label>621.381535 AMP 19--