APA (7th ed.) Citation

Roberts, R. S. (1981). Dictionary of audio, radio, and video. Butterworths.

Chicago Style (17th ed.) Citation

Roberts, R. S. Dictionary of Audio, Radio, and Video. London ; Boston: Butterworths, 1981.

MLA (9th ed.) Citation

Roberts, R. S. Dictionary of Audio, Radio, and Video. Butterworths, 1981.

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