Cita APA (7th ed.)

Schwartz, J. E., & Beichner, R. J. (1999). Essentials of educational technology. Allyn and Bacon.

Cita Chicago (17th ed.)

Schwartz, James E., i Robert J. Beichner. Essentials of Educational Technology. Boston: Allyn and Bacon, 1999.

Cita MLA (9th ed.)

Schwartz, James E., i Robert J. Beichner. Essentials of Educational Technology. Allyn and Bacon, 1999.