机译:Desertification: Natural background and human mismanagement, m. mainguet. springer‐verlag, Berlin, 1991. isbn 3 540 52519 x; 0 387 52519 x (USA), DM 228 (hardcover), xvi + 306 pp.
机译:World atlas of desertification (United nations environment programme), edited by N. Middleton and D. S. G. Thomas. Edward Arnold, London, 1992. isbn 0 340 55512 2, £89.50 (hardback), ix + 69 pp.