Thompson, A. H. (1975). Censorship in public libraries in the United Kingdom during the twentieth century. Bowker.
Chicago-referens (17:e uppl.)Thompson, Anthony Hugh. Censorship in Public Libraries in the United Kingdom During the Twentieth Century. Epping, Eng: Bowker, 1975.
MLA-referens (9:e uppl.)Thompson, Anthony Hugh. Censorship in Public Libraries in the United Kingdom During the Twentieth Century. Bowker, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.