APA (7th ed.) Zitazioa
Angel, S. (2012). Planet of cities. Lincoln Institute of Land Policy.
Chicago Style (17th ed.) Zitazioa
Angel, Shlomo. Planet of Cities. Cambridge, Mass.: Lincoln Institute of Land Policy, 2012.
MLA (9th ed.) Zitazioa
Angel, Shlomo. Planet of Cities. Lincoln Institute of Land Policy, 2012.
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