Gaya APA
Kerslake, D. ().
Fractions: Children's Strategies and Errors. A Report of the Strategies and Errors in Secondary Mathematics Project .
:
.
Gaya MLA
Kerslake, Daphne.
"Fractions: Children's Strategies and Errors. A Report of the Strategies and Errors in Secondary Mathematics Project".
:
,
.
Text.