@book{UBHD-1063283, author={Stoltenberg, Donald}, title={Collagraph printmaking}, publisher={Davis Publications}, address={Worcester, Mass.}, year={1975}, pages={95 S.}, language={eng}, isbn={0-87192-067-0 and 978-0-87192-067-6}, library={UB [Signatur: 77 B 3466]}, }