Hawkridge, David <br/><br/>
Organizing educational broadcasting 
/ David Hawkridge, John Robinson 
. - London  : Croom Helm, c1982
. - 302 p.  ; 23 cm. 
<br/><br/>Index 
<br/><br/><label>ISBN: </label>0709912161 9231018787 
<br/><br/><label>Source: </label> Fonds PSE 
<br/><br/><label>Universal Decimal Class. No.: </label>370.