Cita APA

Ellington, H., & Percival, F. R. (2003). Handbook of educational technology (3rd. ed.). Kogan page Ltd.

Citación estilo Chicago

Ellington, Henry, y Fred Race Percival. Handbook of Educational Technology. 3rd. ed. London: Kogan page Ltd, 2003.

Cita MLA

Ellington, Henry, y Fred Race Percival. Handbook of Educational Technology. 3rd. ed. Kogan page Ltd, 2003.