Chawla, M., Betcherman, G., & Banerji, A. (2007). From red to gray: The "third transition" of aging populations in Eastern Europe and the former Soviet Union. World Bank.
Chicago-referens (17:e uppl.)Chawla, Mukesh, Gordon Betcherman, och Arup Banerji. From Red to Gray: The "Third Transition" of Aging Populations in Eastern Europe and the Former Soviet Union. Washington D.C.: World Bank, 2007.
MLA-referens (9:e uppl.)Chawla, Mukesh, et al. From Red to Gray: The "Third Transition" of Aging Populations in Eastern Europe and the Former Soviet Union. World Bank, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.