Anxiety and mathematics : an up date
Tobias, Sheila
Anxiety and mathematics : an up date - Massachusetts, EUA - 63-70 - 1980 Vol. 50, no. 1, feb. = HARVARD EDUCATIONAL REVIEW
ANSIEDAD COMPORTAMIENTO MATEMATICA
Anxiety and mathematics : an up date - Massachusetts, EUA - 63-70 - 1980 Vol. 50, no. 1, feb. = HARVARD EDUCATIONAL REVIEW
ANSIEDAD COMPORTAMIENTO MATEMATICA