@book{52062,
	author = {Lichtheim, George},
	title = {Marxism :},
	publisher = {Routledge and kegan paul,},
	year = {1964 [impresion 1971]},
	series = {Books that matter},
	address = {London :},
	edition = {2nd. ed.},
	note = {Includes index}
}