APA (7th ed.) Citation

Purdom, C. B., Lethaby, W. R., & Pepler, G. L. (1921). Town theory and practice. Benn Bros..

Chicago Style (17th ed.) Citation

Purdom, C. B., W. R. Lethaby, and George L. Pepler. Town Theory and Practice. London: Benn Bros., 1921.

MLA (8th ed.) Citation

Purdom, C. B., et al. Town Theory and Practice. Benn Bros., 1921.