Swyngedouw, E., & Kaika, M. The environment of the city. or the urbanization of nature: Erik Swyngedouw. Maria Kaika. A companion to the city.(2000).
Lua i Stíl Chicago (17ú heag.)Swyngedouw, Erik, agus Maria Kaika. "The Environment of the City. or the Urbanization of Nature: Erik Swyngedouw. Maria Kaika." A Companion to the City.(2000) .
Lua MLA (8ú heag.)Swyngedouw, Erik, agus Maria Kaika. "The Environment of the City. or the Urbanization of Nature: Erik Swyngedouw. Maria Kaika." A Companion to the City.(2000), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.