Ministry of Education and Sport. (1998). National curricular parameters: First to fourth grades. MEC.
Chicago-čujuhus (17. p.)Ministry of Education and Sport. National Curricular Parameters: First to Fourth Grades. Brasilia: MEC, 1998.
MLA-čujuhus (9. p.)Ministry of Education and Sport. National Curricular Parameters: First to Fourth Grades. MEC, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.