@book{UBHD-3501444, edition={7. Aufl.}, publisher={Lorber-Verl.}, address={Bietigheim, W{\"u}rttemberg}, year={1987}, pages={258 S.}, language={ger}, isbn={3-87495-141-3 and 978-3-87495-141-8}, library={UB [Signatur: 83 A 7166::11 (7)]}, }