@book{UBHD-1020615, author={Pflaumann, Erika and Unger, Heinz}, publisher={Bibliogr. Inst.}, address={Mannheim ; Wien ; Z{\"u}rich}, year={1974}, pages={338 S.}, language={ger}, isbn={3-411-01429-6 and 978-3-411-01429-3}, library={UB [Signatur: 2008 C 3512::2] ; MA [Signatur: Pflau::2] ; MA [Signatur: Pflau] ; PY [Signatur: PY/SK 600 P531-2]}, }