The principles of genetic epistemology
PIAGET, Jean
The principles of genetic epistemology Jean Piaget - New York Basic Books 1972 - 98 p.
Tangaza Mary Immaculate Library
465 06319 5
BF 723 .C5 P49
The principles of genetic epistemology Jean Piaget - New York Basic Books 1972 - 98 p.
Tangaza Mary Immaculate Library
465 06319 5
BF 723 .C5 P49