TY  - BOOK
AU  - Thomas, R. Murray 
TI  - Encyclopedia of human development: theory, research and studies
SN  - 0-08-033408-3
U1  - RR 155.03 ENC; 
PY  - 1990///
CY  - Oxford
PB  - Pergamon Press
KW  - Developmental psychology - Encyclopedias
ER  -