TY  - BOOK
AU  - Vasta,Ross
TI  - Strategies and techniques of child study
SN  - 0127150803
PY  - 1982///
CY  - New York
PB  - Academic Press
KW  -  Child psychology
KW  - Methodology
KW  -  Child development
N1  - Includes bibliographies and index
ER  -