@book{87957,
	author = {Carson, Rachel  and Gore, Al,},
	title = {Silent spring /},
	publisher = {Houghton Mifflin,},
	year = {1994.},
	address = {Boston :},
	note = {Text copyright 1962. Introduction copyright 1994},
	url = {http://www.loc.gov/catdir/description/hm021/95109031.html}
}