@conference{UBHD-3488367, publisher={Saur}, address={M{\"u}nchen}, year={1987}, pages={XI, 159 S.}, language={eng}, isbn={3-598-21770-6 and 978-3-598-21770-8}, number={ARRAY(0x564189936628)}, series={IFLA publications}, library={UB [Signatur: 87 A 10167::1]}, }