Cita APA (7th ed.)

Hall, T., & Barrett, H. L. (2012). Urban geography (4th ed.). Routledge.

Cita Chicago (17th ed.)

Hall, Tim, i Heather L. Barrett. Urban Geography. 4th ed. Milton Park, Abingdon, Oxon: Routledge, 2012.

Cita MLA (9th ed.)

Hall, Tim, i Heather L. Barrett. Urban Geography. 4th ed. Routledge, 2012.