@book{4,
	title = {World resources, 1996-97. },
	publisher = {Oxford University Press},
	year = {1996. },
	address = {New York ;},
	note = {A joint publication by the World Resources Institute, UNEP, UNDP, The World Bank. },
	url = {http://firstsearch.oclc.org/WebZ/DECRead?standardNoType=1&standardNo=0195211618&sessionid=0&srcdbname=worldcat&key=5ea2e8ad9a8ab9247e6b3b26651d80d727986dfc915421cb1933097209b6bec9&ectype=M OREINFO}
}