@book{UBHD-1260120, author={Sperling, Walter}, year={1978}, pages={XXII, 456 S.}, language={ger}, isbn={3-7940-7038-0 and 978-3-7940-7038-1}, number={ARRAY(0x562b22a34e28)}, series={Landeskunde DDR}, library={UB [Signatur: 81 A 13480::HAUPTBAND] ; GG [Signatur: <GG> Bag 6::Hauptbd.]}, }