APA-čujuhus (7. p.)
Rudolph, H. P., & Rocha, R. R. (2007). Competition and performance in the Polish second pillar. World Bank.
Chicago-čujuhus (17. p.)
Rudolph, Heinz P., juo Roberto Rezende Rocha. Competition and Performance in the Polish Second Pillar. Washington, DC: World Bank, 2007.
MLA-čujuhus (9. p.)
Rudolph, Heinz P., juo Roberto Rezende Rocha. Competition and Performance in the Polish Second Pillar. World Bank, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.