APA (7th ed.) Citation

Sommer, R. (1974). Tight spaces: Hard architecture and how to humanize it. Prentice-Hall.

Chicago Style (17th ed.) Citation

Sommer, Robert. Tight Spaces: Hard Architecture and How to Humanize It. Englewood Cliffs, N.J: Prentice-Hall, 1974.

MLA (9th ed.) Citation

Sommer, Robert. Tight Spaces: Hard Architecture and How to Humanize It. Prentice-Hall, 1974.