RT Book T1 Handbuch kirchlicher Altenarbeit T2 Grünewald-Praxis A2 Schmauch, Jochen LA German PP Mainz PB Matthias-Grünewald-Verlag YR 1978 UL https://ixtheo.de/Record/015333949 CN BX2347.8.A4 SN 3786706905 K1 Church work with older people