Cita APA (7a ed.)

Saettler, L. P. (1990). The evolution of American educational technology. Libraries Unlimited.

Cita Chicago Style (17a ed.)

Saettler, L. Paul. The Evolution of American Educational Technology. Englewood, Colorado: Libraries Unlimited, 1990.

Cita MLA (9a ed.)

Saettler, L. Paul. The Evolution of American Educational Technology. Libraries Unlimited, 1990.