Kasarda, J. D., Friedrichs, J., & Ehlers, K. Urban industrial restructuring and minority problems in the US and Germany: John D. Kasarda. Jürgen Friedrichs. Ethnic Minorities and industrial change in Europe and North America.(1992).
Lua i Stíl Chicago (17ú heag.)Kasarda, John D., Jürgen Friedrichs, agus Kay Ehlers. "Urban Industrial Restructuring and Minority Problems in the US and Germany: John D. Kasarda. Jürgen Friedrichs." Ethnic Minorities and Industrial Change in Europe and North America.(1992) .
Lua MLA (8ú heag.)Kasarda, John D., et al. "Urban Industrial Restructuring and Minority Problems in the US and Germany: John D. Kasarda. Jürgen Friedrichs." Ethnic Minorities and Industrial Change in Europe and North America.(1992), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.