Cita APA (7th ed.)

Austwick, K., & Harris, N. D. (1972). Aspects of educational technology. Pitman.

Cita Chicago (17th ed.)

Austwick, K., i N. D. Harris. Aspects of Educational Technology. Londres: Pitman, 1972.

Cita MLA (9th ed.)

Austwick, K., i N. D. Harris. Aspects of Educational Technology. Pitman, 1972.