The least developed countries report, 2007 / United Nations conference of trade and development United Nations conference of trade and development. Armstead, H. Christopher H. edt. Developing countries Economic conditions. 22 338.9 UNL "Knowledge, technological learning and innovation for development" Includes bibliographical references New York ; Geneva : United Nations conference of trade and development, 2007. 2007. 2007 Text xiii, 189 p. : eng