Lowry, I. S. (1964). A model of metropolis. Rand Corporation.
Lua i Stíl Chicago (17ú heag.)Lowry, Ira S. A Model of Metropolis. Santa Monica, Calif: Rand Corporation, 1964.
Lua MLA (9ú heag.)Lowry, Ira S. A Model of Metropolis. Rand Corporation, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.