TY  - BOOK
AU  - Wadsworth, Barry J.
TI  - Piaget's theory of cognitive development:  an introduction for students of psychology and education 
SN  - 67930163
U1  - 153 
PY  - 1975///
CY  - New York
PB  - David McKay Co
KW  - Cognitive Psychology
KW  - Psychology
KW  - Piaget, Jean
KW  - Cognitive Development
N1  - Includes bibliographical references and index
ER  -