APA (7th ed.) Citation

Dunster, D. (1990). Key buildings of the twentheth century. Butterworth Architecture.

Chicago Style (17th ed.) Citation

Dunster, David. Key Buildings of the Twentheth Century. London: Butterworth Architecture, 1990.

MLA (9th ed.) Citation

Dunster, David. Key Buildings of the Twentheth Century. Butterworth Architecture, 1990.

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