@book{UBHD-3119949, author={Rivkin, Ellis}, title={A hidden revolution}, publisher={Abingdon}, address={Nashville, Tenn.}, year={1978}, pages={336 S.}, language={eng}, isbn={0-687-16970-4 and 978-0-687-16970-2}, keywords={Pharis{\"a}er}, library={UB [Signatur: 80 A 10980] ; WT [Signatur: J Gb 116]}, }