TY - BOOK AU - Ruppel,Fred J. AU - Kellogg,Earl D. TI - National and regional self-sufficiency goals : implications for international agriculture SN - 1555871526 (alk. paper) AV - HD9018.D44 U1 - 338.18 20 PY - 1991/// CY - Boulder, Colo. PB - L. Rienner KW - Food supply KW - Developing countries KW - Produce trade KW - Agriculture and state KW - Agricultural productivity N1 - Includes bibliographical references and index ER -