Gaya APA

Elschner, C., Schwager, R. (2005). The Effective Tax Burden on Highly Qualified Employees (1st ed). Verlag, Heidelberg: Physica-Verlag.

Gaya MLA

Elschner, Christina.., Schwager, Robert.. "The Effective Tax Burden on Highly Qualified Employees". 1st ed Verlag, Heidelberg: Physica-Verlag, 2005. E Book.