Commodity trade and price trends, 1989-91 . - Washington, DC : International Bank for Reconstruction and Development ; London : Johns Hopkins University Press [distributor], 1993 - xiv, 98 pages : illustrations ; 22 x 28 cm ISBN: 0821313592 Subjects--Topical Terms: Commodity exchanges -- History. Dewey Class. No.: 382 / WOC 1993