@book{UBHD-1477073, title={Balzola - Bi}, edition={3. ed.}, publisher={Auñamendi}, address={San Sebastian}, year={1977}, pages={623 S.}, language={spa}, isbn={84-7025-148-1 and 84-7025-166-X and 978-84-7025-148-1 and 978-84-7025-166-5}, library={UB [Signatur: 82 B 719::4]}, }