GUSKEY, T. R. (2013). Answers to essential questions about standards, assessments, grading & reporting. CORWIN Press.
Lua i Stíl Chicago (17ú heag.)GUSKEY, Thomas R. Answers to Essential Questions About Standards, Assessments, Grading & Reporting. CORWIN Press, 2013.
Lua MLA (9ú heag.)GUSKEY, Thomas R. Answers to Essential Questions About Standards, Assessments, Grading & Reporting. CORWIN Press, 2013.
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