Park, Rolla Edward <br/><br/>
The growth of cable tv and its probable impact on over-the-air broadcasting / 
Rolla Edward Park. 
 - California :  Rand Corporation,  1970. 
 - 10 pages ;  28 cm. 
 - The Rand paper series ;  p.4526 .
 - Rand paper series ;  p.4526 .