Gattegno,, Caleb The awareness of mathematization The science of education / Caleb Gattegno

The science of education / Caleb Gattegno . - New York : Educational Solutions, 1988-19-- . - v. 22 cm . -
part 2B : The awareness of mathematization. - 1988. - X, 175 p.
0-87825-195-2 (part 2B) (Brochado)

51:372.851
372.851:51