@book{30442,
	author = {Lukasiewicz, Jan.},
	title = {Aristotle's syllogistic from the standpoint of modern formal logic /},
	publisher = {At the clarendon Press,},
	year = {1957.},
	address = {Oxford :},
	edition = {2nd ed.},
	note = {Reprint. Originally published: Oxford : Clarendon Press, 1957.}
}