@book{UBHD-1091376, publisher={Duncker & Humblot}, address={Berlin}, year={1970}, pages={XI, 373 S.}, language={ger}, number={ARRAY(0x5565cc0119e8)}, series={Schriften des Vereins f{\"u}r Socialpolitik}, library={UB [Signatur: 68 B 3068::2] ; WS [Signatur: WS/QG 480 T365-2]}, }