Pulaski, Mary Ann Spencer.

Understanding Piaget; an introduction to children's cognitive development. - [1st ed.] - New York, Harper & Row [1971] - xiii, 241 p. illus. 22 cm.

Bibliography: p. [229]-236.

0060134399

$6.95

79138758


Piaget, Jean, 1896-1980.


Cognition in children.

BF723.C5 / P85 1980

155.4/13/0924