Cita APA (7a ed.)

Bell, G., & Tyrwhitt, J. (1972). Human identity in the urban environment (1st published.). Penguin Books.

Cita Chicago Style (17a ed.)

Bell, Gwen., y Jaqueline Tyrwhitt. Human Identity in the Urban Environment. 1st published. Harmondsworth, Eng: Penguin Books, 1972.

Cita MLA (9a ed.)

Bell, Gwen., y Jaqueline Tyrwhitt. Human Identity in the Urban Environment. 1st published. Penguin Books, 1972.