TY  - BOOK
AU  - Perkins,Hugh V.
TI  - Human development and learning
AV  - LB1117 .P395
U1  - 155 PER 
PY  - 1969///]
CY  - Belmont, Calif.
PB  - Wadsworth Pub. Co.
KW  - Child development
KW  - Educational psychology
N1  - Includes bibliographies
ER  -