APA-referens (7:e uppl.)
ebrary, Inc, Holzmann, R., Robalino, D. A., & Takayama, N. (2009). Closing the coverage gap: Role of social pensions and other retirement income transfers. World Bank.
Chicago-referens (17:e uppl.)
ebrary, Inc, Robert Holzmann, David A. Robalino, och Noriyuki Takayama. Closing the Coverage Gap: Role of Social Pensions and Other Retirement Income Transfers. Washington, DC: World Bank, 2009.
MLA-referens (9:e uppl.)
ebrary, Inc, et al. Closing the Coverage Gap: Role of Social Pensions and Other Retirement Income Transfers. World Bank, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.