00808nam a22002651 4500006255308MiAaHDL20090407000000.0m d cr bn ---auaua900304s1936 nyu b 00010 engm 36010992sdr-nrlfGLAD117471839-B(OCoLC)492647DLCCSUNRCCUYHV713.M3 1936362.7 HV713.M3 1936Mangold, George B.(George Benjamin),b. 1876.Problems of child welfare,by George B. Mangold.3d ed.New York,Macmillan,1936.xvi, 549 p.20 cm.Social science text-books"Selected references" at end of each chapter.Mode of access: Internet.Child welfare.Child welfare, Problems of.00625530820080311111006.020090407000000.020120815184702.02025-02-24T19:24:20Z2025-02-24T18:30:02Z2020-12-08T21:00:02ZSDR-NRLFLOCAL - GLADISloader.pl-001-001BKsdr-nrlfGLAD117471839-Buc1SDRNRLFuc1.b4518843UCGLAD117471839-BUCNRLF20250224googleuc1.b45188431936pdusren