Piaget, Jean
Development of thought : equilibration of cognitive structures - Oxford: Basil, 1975. - 213p.
HB
Eng
0631189106
Knowledge, Theory of
Child study
155.413 / PID
Development of thought : equilibration of cognitive structures - Oxford: Basil, 1975. - 213p.
HB
Eng
0631189106
Knowledge, Theory of
Child study
155.413 / PID