Barnes, S. L. (2005). The cost of being poor: A comparative study of life in poor urban neighborhoods in Gary, Indiana. State University of New York Press.
Lua i Stíl Chicago (17ú heag.)Barnes, Sandra L. The Cost of Being Poor: A Comparative Study of Life in Poor Urban Neighborhoods in Gary, Indiana. Albany: State University of New York Press, 2005.
Lua MLA (9ú heag.)Barnes, Sandra L. The Cost of Being Poor: A Comparative Study of Life in Poor Urban Neighborhoods in Gary, Indiana. State University of New York Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.