RT Book
T1 European seminar on training of personnel for children's institutions: Baarn (Hilversum), Netherlands, 16 - 27 September 1956
LA English
PP Geneva
PB United Nations
YR 1957
UL https://krimdok.uni-tuebingen.de/Record/1818601052
K1 Jugendhilfe : Personal : Aus- und Weiterbildung