Owen, Ursula. Index on censorship : UN : make or break : USA : trading liber ties/ USA : trading liber ties/ USA : trading liber ties/ USA : trading liber ties/ edited by Ursla Owen. - London : Cassell, 1995. - 192 p. ; 21 cm. - Index on censorship . ISBN: 0904286495 Subjects--Topical Terms: Censorship --Indexes.------