(2000). Student Portfolios: Classroom Uses. U.S. Department of Education.
Citazione stile Chigago Style (17a edizione)Student Portfolios: Classroom Uses. U.S. Department of Education, 2000.
Citatione MLA (9a ed.)Student Portfolios: Classroom Uses. U.S. Department of Education, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.