Cita APA

Percival, F., & Ellington, H. (1984). Handbook of educational technology. Kogan Page.

Citación estilo Chicago

Percival, Fred, y Henry Ellington. Handbook of Educational Technology. London: Kogan Page, 1984.

Cita MLA

Percival, Fred, y Henry Ellington. Handbook of Educational Technology. Kogan Page, 1984.