Krupat, E. (1985). People in cities: The urban environment and its effects. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Krupat, Edward. People in Cities: The Urban Environment and Its Effects. New York: Cambridge University Press, 1985.
Lua MLA (9ú heag.)Krupat, Edward. People in Cities: The Urban Environment and Its Effects. Cambridge University Press, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.