Cita APA (7a ed.)

Sommer, R. (1969). Personal space: The behavioral basis of design. Prentice Hall.

Cita Chicago Style (17a ed.)

Sommer, Robert. Personal Space: The Behavioral Basis of Design. Englewood Cliffs (New Jersey): Prentice Hall, 1969.

Cita MLA (9a ed.)

Sommer, Robert. Personal Space: The Behavioral Basis of Design. Prentice Hall, 1969.