Levy, J. M. (2013). Contemporary urban planning (10th ed.). Pearson Education.
Lua i Stíl Chicago (17ú heag.)Levy, John M. Contemporary Urban Planning. 10th ed. Upper Saddle River, N.J: Pearson Education, 2013.
Lua MLA (9ú heag.)Levy, John M. Contemporary Urban Planning. 10th ed. Pearson Education, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.