@book{173991,
	author = {Löpelmann, Martin and Krippendorf, Kurt},
	title = {Der philosophische unterricht : zeitschrift der gesellschaft fur philosophischen unterricht},
	publisher = {Pan Verlag Kurt Metzner},
	year = {1930},
	address = {Berlín},
	note = {Existencias: 1(1930:1/5) 2(1931: 2/3) 3(1932:1/3) 4(1934: 1/3)}
}