APA (7e ed.) Bronvermelding

Angel, S. (2012). Planet of cities. Lincoln Institute of Land Policy.

Chicago (17e ed.) Bronvermelding

Angel, Shlomo. Planet of Cities. Cambridge, Mass.: Lincoln Institute of Land Policy, 2012.

MLA (9e ed.) Bronvermelding

Angel, Shlomo. Planet of Cities. Lincoln Institute of Land Policy, 2012.