Planning economic development / Edited by Everett E. Hagen. Massachusetts Institute of Technology. Center for International Studies. Hagen, Everett Einar, 1906- ed. Economic development. HD82 .M384 338.9 HAP includes index. Includes bibliographies. Homewood, Ill. : R. D. Irwin, 1963. 1963. 1963 Text x, 380 p. ; eng Irwin series in economics.