World resources 1998-99 / World Resources Institute - Calcutta : Oxford University Press , 1998. - x,369p. : ill., maps. charts; 24cm . Includes index ISBN: 0195214080 ₹625.00 ISSN: 0887-0403 Subjects--Index Terms: NATURAL RESOURCES-ENVIRONMENTAL IMPACT STUDIES Dewey Class. No.: 333.714 / WOR/W