APA-viite (7. p.)

Ortega, M., & Bravo, J. (2000). Computers and education in the 21st century. Kluwer Academic Publishers.

Chicago-viite (17. p.)

Ortega, Manuel, ja José Bravo. Computers and Education in the 21st Century. Dordrecht: Kluwer Academic Publishers, 2000.

MLA-viite (9. p.)

Ortega, Manuel, ja José Bravo. Computers and Education in the 21st Century. Kluwer Academic Publishers, 2000.

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