Styl cytowania APA

Holzmann, R., Gersdorff, H. ˜., & Hinz, R. (2005). Old-age income support in the 21st century: An international perspective on pension systems and reform. World Bank.

Styl cytowania Chicago

Holzmann, Robert, Hermann ˜vonœ Gersdorff, i Richard Hinz. Old-age Income Support in the 21st Century: An International Perspective on Pension Systems and Reform. Washington, DC: World Bank, 2005.

Styl cytowania MLA

Holzmann, Robert, et al. Old-age Income Support in the 21st Century: An International Perspective on Pension Systems and Reform. World Bank, 2005.