00892cam a2200277 i 4500007426543MiAaHDL20111213000000.0m d cr bn ---auaua750422s1971 dcu 000 0 eng dAU@000005296788sdr-umn005476326(OCoLC)1292089CUMCUMTVJOCLOCLCQIULMTGHV854.U52 no. 5HE 21.11:5United States.Office of Child Development.Staff training /Ronald K. Parker and Laura L. Dittmann, editors.[Washington :U.S. G.P.O.,1971]38 p.Day Care handbook,no. 5Mode of access: Internet.Day care centers.Child welfare.Child psychology.Child development.Dittmann, Laura L.Parker, Ronald K.00742654320100105095932.020111213000000.020120815122756.02025-10-05T18:49:11Z2025-10-05T17:50:03Z2019-10-29T20:00:02ZSDR-UMNUNKNOWNloader.pl-001-001BKsdr-umn005476326umnSDRUMNumn.31951d02987482tUMN005476326UMNUMN20251005googleumn.31951d02987482t1971pdusgfv