2 كتب إلكترونية بواسطة Alina Szeminska
Barbel Inhelder & Jean Piaget: Child’s Conception Of Geometry
This is Volume XIX of thirty-two in a series on Developmental Psychology. Originally published in 1960. There are certain problems of a general nature in regard to the development of spatial concepts …
PDF
الإنجليزية
DRM
€67.07
Barbel Inhelder & Jean Piaget: Child’s Conception Of Geometry
This is Volume XIX of thirty-two in a series on Developmental Psychology. Originally published in 1960. There are certain problems of a general nature in regard to the development of spatial concepts …
EPUB
الإنجليزية
DRM
€66.77