Freudenthal,, Hans
Weeding and sowing : preface to a science of mathematical education / Hans Freudenthal
Weeding and sowing : preface to a science of mathematical education / Hans Freudenthal
. - Dordrecht : D. Reidel Publishing Company, cop. 1980
. - IX, 315 p. 24 cm
90-277-1072-4 Brochado
51:372.851
372.851:51