@book{1561,
	author = {Sri Lanka's Middle Path to Sustainable Development in the 21st Century},
	title = {Sri Lanka's Middle Path to Sustainable Development in the 21st Century},
	publisher = {ministry of enviroment and natural resources},
	year = {2002},
	address = {Sri lannka},
	edition = {National report of sri lanka to the world summit on sustainable development}
}