@book{UBHD-1481727, publisher={Twayne}, address={Boston}, year={1982}, pages={XIII, 342 S.}, language={eng}, isbn={0-8057-8511-6 and 978-0-8057-8511-1}, library={UB [Signatur: 70 B 2564::20] ; EN [Signatur: T IRV 5 -20-]}, }