@book{UBHD-1715532, author={Sinclair, Upton}, title={The brass check}, subtitle={a study of American journalism}, publisher={Selbstverl.}, address={Pasadena, Calif.}, year={1919}, pages={444 S.}, language={eng}, library={UB [Signatur: G 8536 C] ; EN [Signatur: U SIN 105]}, }