Information freedom and censorship : world report 1991 / preface by William Shawcross. 

 - London :  Library Association,  1991. 
 - 471 p. 
<br/><br/> "Article 19 International Centre on Censorship"  Monografía 
<br/><br/><label>ISBN: </label>1856040216 
<br/><br/><label>Subjects--Index Terms: </label>Articulo 19 (Organización) Censura Libertad de Asociación 
<br/><br/><label>LC Class. No.: </label>C/Z657/I55