Glatthorn, A. A. (1998). Performance assessment and standards-based curricula: The achievement cycle. Eye On Education.
Chicago-viite (17. p.)Glatthorn, Allan A. Performance Assessment and Standards-based Curricula: The Achievement Cycle. Larchmont, N.Y: Eye On Education, 1998.
MLA-viite (9. p.)Glatthorn, Allan A. Performance Assessment and Standards-based Curricula: The Achievement Cycle. Eye On Education, 1998.
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