Cita APA (7a ed.)

Haughton, G., & Colin, H. (1996). Sustainable cities (1st pub., 2nd impression.). Kingsley.

Cita Chicago Style (17a ed.)

Haughton, Graham, y Hunter Colin. Sustainable Cities. 1st pub., 2nd impression. London [etc.]: Kingsley, 1996.

Cita MLA (9a ed.)

Haughton, Graham, y Hunter Colin. Sustainable Cities. 1st pub., 2nd impression. Kingsley, 1996.