Proceedings of the CTB/McGraw-Hill Conference on Ordinal Scales of Cognitive Development
CTB/McGraw-Hill Conference on Ordinal Scales of Cognitive Development1969Monterey.
Green, Donald Ross.
Ford, Marguerite Prentice.
Flamer, George Browning.
New York [Maidenhead] McGraw-Hill
1971
Cover title: Measurement and Piaget. - Title page imprint: London
Bibliographyp.262-276. - Includes index
Piaget, Jean, 1896-1980.
Cognition (Child psychology)
Scale analysis (Psychology)