APA aipamena

(2000). International Comparisons of Adult Literacy. U.S. Department of Education.

Chicago Style aipamena

International Comparisons of Adult Literacy. U.S. Department of Education, 2000.

MLA aipamena

International Comparisons of Adult Literacy. U.S. Department of Education, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.