APA (7th ed.) Citation

Hills, P., & Gilbert, J. (1977). Aspects of educational technology Vol.XI. Kogan Page.

Chicago Style (17th ed.) Citation

Hills, Philip, and John Gilbert. Aspects of Educational Technology Vol.XI. Kogan Page, 1977.

MLA (8th ed.) Citation

Hills, Philip, and John Gilbert. Aspects of Educational Technology Vol.XI. Kogan Page, 1977.

Warning: These citations may not always be 100% accurate.