Dixon, John A. 1946- The economics of dryland management / John A. Dixon, David E. Jam es, Paul B. Sherman. - London : Earthscan, 1989. - xvii, 302 p. : ill., maps ; 22 cm. Includes bibliographical references (p. 286-288) and index. ISBN: 1853830526 Subjects--Topical Terms: Desert resources development. Dewey Class. No.: 333.73