Edited by D.W. Jeffrey & B. Madden (1991) ISBN°0-12-382590-3 358 pp. (to be ordered from Academic Press Ltd., 24-28 Oval Rd., London NW1 7DX, U.K.)

Proceedings of the 5th Intl Congress on Mediterranean Ecosystems (MEDECOS V) Edited by F. di Castri, C. Floret, S. Rambal & J. Roy (1989) ISBN°9290460725 678 pp.

Edited by K.J. Collins & D.F. Roberts (1988) ISBN° 0521309352 (to be ordered from Cambridge University Press, The Pitt Building, Trumpington St., Cambridge CB2 1RP, U.K.)

Facts and Recommendations Edited by B. Salvat (1987) (to be ordered from Professor B. Salvat, Centre de Biologie & d’Ecologie Tropicale et Méditerranéenne, Ecole Pratique des Hautes Etudes, Lab. Biologie Marine & Malacologie, Univ. de Perpignan, Ave. de Villeneuve, 66025 Perpignan Cedex, France)

Edited by D.F. Roberts & G.F. de Stefano (1986) ISBN° 0521332575 (to be ordered from Cambridge University Press, The Pitt Building, Trumpington St., Cambridge CB2 1RP, U.K.)

The Conservation of Difficult Material Edited by L.A. Withers & J.T. Williams (1982) ISBN°9290460687 134 pp.