British catalogue of audiovisual materials. 

 - 1st experimental ed. 
 - London :  British Library, Bibliographic Services Division,  1979. 
<br/><br/> "A subject catalogue of audiovisual materials processed by the British Library/Inner London Education Authority Learning Materials Recording Study." 
<br/><br/><label>ISBN: </label>0900220775 (pbk.) 
<br/><br/><label>LCCN: </label>80498535 
<br/><br/><label>Nat. Bib. No.: </label>GB79-25532 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual materials -- Great Britain -- Catalogs.--Audio-visual materials -- Great Britain -- Catalogs.--Audio-visual materials -- Great Britain -- Catalogs.
<br/><br/><label>LC Class. No.: </label>LB1043.2.G7  / Z915 
<br/><br/><label>Dewey Class. No.: </label>011/.37