Zimmermann, K. F., Bonin, H., Hinte, H., & Fahr, R. (2007). Immigration Policy and the Labor Market: The German Experience and Lessons for Europe. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-540-68382-7
Lua i Stíl Chicago (17ú heag.)Zimmermann, Klaus F., Holger Bonin, Holger Hinte, agus Ren Fahr. Immigration Policy and the Labor Market: The German Experience and Lessons for Europe. Berlin, Heidelberg: Springer Berlin Heidelberg, 2007. https://doi.org/10.1007/978-3-540-68382-7.
Lua MLA (9ú heag.)Zimmermann, Klaus F., et al. Immigration Policy and the Labor Market: The German Experience and Lessons for Europe. Springer Berlin Heidelberg, 2007. https://doi.org/10.1007/978-3-540-68382-7.
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