TY  - BOOK
AU  - Johnson,Ronald C.
AU  - Medinnus,Gene Roland
TI  - Child psychology: behavior and development
AV  - BF721 .J53
U1  - 136.7 
PY  - 1965///]
CY  - New York
PB  - J. Wiley
KW  - Child psychology
N1  - Includes bibliographies
ER  -