APA-čujuhus (7. p.)

(2000). Percentage of Students Scoring High in Writing Performance: 1984-96. U.S. Department of Education.

Chicago-čujuhus (17. p.)

Percentage of Students Scoring High in Writing Performance: 1984-96. U.S. Department of Education, 2000.

MLA-čujuhus (9. p.)

Percentage of Students Scoring High in Writing Performance: 1984-96. U.S. Department of Education, 2000.

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