@book{42949,
	author = {Borden, Friedrich [Bearb.] and Fels, Gerhard [Bearb.]},
	title = {Das Problem der Erkenntnis},
	publisher = {Schöningh},
	year = {1964},
	series = {Schöninghs philosophische Quellenhefze},
	address = {Paderborn}
}