@book{19470,
	author = {Barker, Sir Ernest and Locke, John, 1632-1704. An essay concerning the true original extent and end of civil government},
	title = {Social contract},
	publisher = {Oxford University Press},
	year = {1962},
	series = {A Galaxy book},
	address = {New York},
	note = {Same : London, Oxford University Press, 1967}
}