APA (7th ed.) Citation

Dubery, F., & Willats, J. (1983). Perspective and other drawing systems. Van Nostrand Reinhold.

Chicago Style (17th ed.) Citation

Dubery, Fred, and John Willats. Perspective and Other Drawing Systems. New York u.a: Van Nostrand Reinhold, 1983.

MLA (9th ed.) Citation

Dubery, Fred, and John Willats. Perspective and Other Drawing Systems. Van Nostrand Reinhold, 1983.