@book{UBHD-1516084, title={The United States of America IV}, publisher={Urs Graf-Verl.}, address={Dietikon-Z{\"u}rich}, year={1976}, pages={84 S.}, language={lat}, isbn={3-85951-119-X and 978-3-85951-119-4}, library={UB [Signatur: B 658-14 Folio::8.1976] ; GE [Signatur: Ak 355::8] ; ML [Signatur: C I 480::8]}, }