APA-viite (7. p.)
Lammersen, L., & Schwager, R. (2005). The Effective Tax Burden of Companies in European Regions: An International Comparison. Physica-Verlag HD. https://doi.org/10.1007/b138502
Chicago-viite (17. p.)
Lammersen, Lothar, ja Robert Schwager. The Effective Tax Burden of Companies in European Regions: An International Comparison. Heidelberg: Physica-Verlag HD, 2005. https://doi.org/10.1007/b138502.
MLA-viite (9. p.)
Lammersen, Lothar, ja Robert Schwager. The Effective Tax Burden of Companies in European Regions: An International Comparison. Physica-Verlag HD, 2005. https://doi.org/10.1007/b138502.
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