Food security for developing countries / edited by Alberto Valdés. Valdés, Alberto, 1935- International Food Policy Research Institute. International Maize and Wheat Improvement Center. Food supply Developing countries Congresses. Food supply International cooperation Congresses. 338.19 FOO Papers presented at a 1978 conference sponsored by the International Food Policy Research Institute and the International Maize and Wheat Improvement Center. Includes bibliographies and index. Boulder, Colo. : Westview Press, 1981. 1981. 1981 Text xxii, 351 p. : eng