Food policies / John R. Tarrant. Tarrant, John Rex. Food supply. Agriculture Economic aspects. HD9000.6 .T37 338.1 TAF Includes index. Bibliography: p. 318-330. Chichester [Eng.] ; New York : J. Wiley, c1980. c1980. 1980 Text xxiii, 338 p. : eng Wiley series on studies in environmental management and resource development