@book{111457,
	author = {Barker, Ernest and Locke, John,},
	title = {Social contract},
	publisher = {Greenwood Press},
	year = {1980, c1947.},
	address = {Westport, Conn.},
	note = {Originally published by Oxford University Press, London, which was issued as no. 511 in series: The world's classics.}
}