Jeffries, Mike J. Biodiversity and conservation / Mike J. Jeffries. - London : Routledge, 1997. - xv, 208 p. : ill., maps ; 26 cm. - Routledge introductions to environment. . Includes index. Includes bibliographical references. ISBN: 0415149053 (pbk.) Subjects--Topical Terms: Biological diversity.Biological diversity conservation.