APA-viite (7. p.)
Popham, W. J. (2001). The truth about testing: An educator's call to action. Association for Supervision & Curriculum Development.
Chicago-viite (17. p.)
Popham, W. James. The Truth About Testing: An Educator's Call to Action. Alexandria, Va.: Association for Supervision & Curriculum Development, 2001.
MLA-viite (9. p.)
Popham, W. James. The Truth About Testing: An Educator's Call to Action. Association for Supervision & Curriculum Development, 2001.
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