Wiśniewski, M. (1995). Company pension plans: Organisation and financing. University of Warsaw. Faculty of Economic Sciences.
Chicago-Zitierstil (17. Ausg.)Wiśniewski, Marian. Company Pension Plans: Organisation and Financing. Warsaw: University of Warsaw. Faculty of Economic Sciences, 1995.
MLA-Zitierstil (9. Ausg.)Wiśniewski, Marian. Company Pension Plans: Organisation and Financing. University of Warsaw. Faculty of Economic Sciences, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.