Balassa, Bela A. The theory of economic integration / by Bela Balassa - Illinois : Richard D. Irwin,Inc., 1961[printing 1963] - xiii, 304 p. 22 cm - The Irwin Series in Economics . - The Irwin Series in Economics . Includes index and Bibliography Subjects--Topical Terms: International economic integration Dewey Class. No.: 338.91 / BAT 1963