Kosberg, J. I. (1994). International handbook on services for the elderly. Greenwood Press.
Cita Chicago Style (17a ed.)Kosberg, Jordan I. International Handbook on Services for the Elderly. Westport, Conn: Greenwood Press, 1994.
Cita MLA (9a ed.)Kosberg, Jordan I. International Handbook on Services for the Elderly. Greenwood Press, 1994.
Precaución: Estas citas no son 100% exactas.