Thomas, Harmon C. A study of trade among developing Countries, 19501980 : an appraisal of the emerging pattern / Harmon C. Thomas. - Amsterdam : North-Holland, 1988 - xvi, 242 p. ; 23 cm. - Contributions to economic analysis ; v. 170 . Includes index and bibliography. Open access. Subjects--Topical Terms: Trade--Developing Countries.Economics--Developing Countries.