APA (7th ed.) Citation

Twyford,John, Morrison,John, & Burden,Ian. (1989). Design and Designing. Longman.

Chicago Style (17th ed.) Citation

Twyford,John, Morrison,John, and Burden,Ian. Design and Designing. London: Longman, 1989.

MLA (9th ed.) Citation

Twyford,John, et al. Design and Designing. Longman, 1989.

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