RT Book T1 The very young: guiding children from infancy through the early years A1 Maxim, George W. LA English PP Columbus u.a. PB Merrill YR 1989 ED 3. ed. UL https://krimdok.uni-tuebingen.de/Record/1647893186 CN 372.21 SN 0675208610 K1 Kleinkinderziehung