APA (7th ed.) Citation

Fröhlich, M., & Puhani, P. A. (2002). Immigration and heterogeneous labor in Western Germany: A labor market classification based on nonparametric estimation. Zentrum für Europäische Wirtschaftsforschung.

Chicago Style (17th ed.) Citation

Fröhlich, Markus, and Patrick A. Puhani. Immigration and Heterogeneous Labor in Western Germany: A Labor Market Classification Based on Nonparametric Estimation. Mannheim: Zentrum für Europäische Wirtschaftsforschung, 2002.

MLA (9th ed.) Citation

Fröhlich, Markus, and Patrick A. Puhani. Immigration and Heterogeneous Labor in Western Germany: A Labor Market Classification Based on Nonparametric Estimation. Zentrum für Europäische Wirtschaftsforschung, 2002.