Current issues in commercial policy and diplomacy : papers of the third annual conference of the International Economics Study Group / edited by John Black and Brian Hindley. Black, John, 1931- Hindley, Brian. International Economics Study Group. Commercial policy Congresses. International economic relations Congresses. HF1410 .C87 382.3 BLC Includes bibliographies and index. London : Trade Policy Research Centre, 1980. 1980. 1980 Text xv, 148 p. : eng