Brown, Lester R., 1934-. Man and his environment : food / Lester R. Brown and Gail W. Finsterbusch. - New York : Harper & Row, 1972. - xii, 208 p. : ill. ; 21 cm. ISBN: 0060409835 LCCN: 76-178104 Subjects--Topical Terms: Agriculture.Food supply.Man--influence on nature.