@book{22277,
	author = {Descartes, Ren�e, and Pos, Helena C.},
	title = {Vertoog over de methode /},
	publisher = {Wereldbibliotheek,},
	year = {1950.},
	series = {Wereldbibliotheek},
	address = {Amsterdam :},
	edition = {2e, herz. uitg.}
}