Piaget, Jean.
The child's conception of movement and speed / Jean Piaget ; translated from the French by G. E. T. Holloway and M. J. Mackenzie - New York Ballantine Books c1971. - 341 p.
345-02372-2-165
Child psychology.
Motion perception (Vision).
152.1425 P57
The child's conception of movement and speed / Jean Piaget ; translated from the French by G. E. T. Holloway and M. J. Mackenzie - New York Ballantine Books c1971. - 341 p.
345-02372-2-165
Child psychology.
Motion perception (Vision).
152.1425 P57