Quasars and radio galaxies  [videorecording] / 
directed by H.Messel 
 - Sydney :  Kuala Lumpur :  The University of Sydney [production company] ;  Visualtec [distributor],  1983 
 - 1 videocassette ( U-matic) (59 min.) :  sd., col., ;  3/4 in. 
<br/><br/>Speakers: Dr.R.W.Hunstead 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio galaxies<br/>Quasars<br/>Radio astrophysics